10 Best Rechargeable D Batteries (October 2026)

D cells power the devices that punish a bad battery choice: baby swings, lanterns, portable radios, floodlights and gas appliance igniters. Buy the wrong type and the problems show up fast. A 1.2V NiMH cell can leave a device that expects 1.5V running weak, a pack with no charger in the box sits unused, and a battery that loses its charge on a shelf is no use for emergency gear. The Best Rechargeable D Batteries depend on three things: the chemistry (NiMH or lithium-ion), how you plan to charge them, and how often the device actually gets used.

The short answer: the Energizer Recharge Universal D suits buyers who want a brand-backed pair with a manufacturer warranty, the Amazon Basics 10000mAh NiMH D suits anyone who wants pre-charged NiMH cells with slow self-discharge, and the EBL 10000mAh NiMH D suits households that want steel-cased cells that work in any D NiMH charger. The rest of the list covers more NiMH packs, a bundled-charger kit and four lithium options with built-in USB-C charging.

TL;DR: top picks at a glance

• Best overall: the Energizer Recharge Universal D, a 2-pack rated at 2500mAh with a 1 year manufacturer warranty.
• Best for pre-charged NiMH: Amazon Basics 10000mAh NiMH D, a 4-pack that keeps 80% of its capacity after 24 months of storage.
• Best for a bundled charger: RayHom NiMH D with Charger, four 10000mAh cells with a 4-slot USB-C charger that doubles as a storage case.
• Best for charger-free use: ENEGON USB-C Lithium D, 12580mWh cells with built-in USB-C ports and a 4-LED charge display.

Best Rechargeable D Batteries Comparison (October 2026)

#	Product	Best for	Capacity	Chemistry	Pack Contents
1	Energizer Recharge Universal D	Brand-name pairs	2500mAh	NiMH, 1.2V	2 batteries
2	Amazon Basics 10000mAh NiMH D	Pre-charged storage	10000mAh	NiMH, 1.2V	4 batteries
3	EBL 10000mAh NiMH D	Steel-cased cells	10000mAh	NiMH, 1.2V	4 batteries
4	BONAI 10000mAh NiMH D 8-Pack	Large cell stock	10000mAh	NiMH, 1.2V	8 batteries
5	POWEROWL 10000mAh NiMH D	Low-drain household	10000mAh	NiMH, 1.2V	4 batteries
6	Tenergy 10000mAh NiMH D	Lanterns, flashlights	10000mAh	NiMH, 1.2V	4 batteries
7	ENEGON USB-C Lithium D	Charger-free, high-drain	12580mWh	Lithium-ion, 1.5V	4 batteries, USB-C cable
8	Artman USB-C Lithium D	Cold-weather USB-C	9000mWh	Lithium-ion, 1.5V	4 batteries, 2-in-1 cable
9	RayHom NiMH D with Charger	Complete starter kit	10000mAh	NiMH, 1.2V	4 batteries, charger, case
10	winbasic USB-C Lithium D	Light-duty USB-C	5600mWh	Lithium-ion, 1.5V	4 batteries, 4-in-1 cable

1. Energizer Recharge Universal D: Best Brand-Backed NiMH D Batteries for Two-Cell Devices

• Pack Size: 2 batteries
• Rated Capacity: 2500mAh
• Voltage: 1.2V (NiMH)
• Warranty: 1 year manufacturer
• Charger: Not listed (pairs with an Energizer charger)

Pros:

• The 1 year manufacturer warranty is a real advantage over several no-name packs on this list.
• The cells are designed to prevent leaks and use 7% recycled battery content, which suits devices stored for long periods.
• Each cell is rated for hundreds of recharges, so a flashlight or radio pays back the switch from disposables over time.
• The pair weighs only 6.24 ounces, far lighter than the 1.5 pound Amazon Basics pack.

Cons:

• The 2500mAh rating is much lower than the 10000mAh figures claimed by most NiMH rivals, so runtime per charge is shorter.
• Two cells will not run a three-cell device such as many baby swings without buying a second pack.
• Feedback on charge retention is mixed, and the most common complaint is a cell that holds a charge for only a week in a low-drain device.

Best for: A buyer who wants a recognised brand with a warranty for a flashlight or two-cell device and already owns a compatible NiMH charger.

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The Energizer Recharge Universal D earns the top slot on predictability rather than headline capacity. It comes from a brand with a charger ecosystem, a stated 1 year warranty and a leak-resistant design. For a flashlight in a drawer or a radio used on weekends, that matters more than the biggest milliamp-hour figure on the shelf.

The trade-off is runtime. At 2500mAh, it is rated far below the Amazon Basics 10000mAh NiMH D and the EBL 10000mAh NiMH D, so a high-drain lantern or speaker will drain it sooner. Buyers also report inconsistent charge holding, with some cells lasting years in a baby swing and others fading within weeks in a nightlight.

It is the wrong choice for anyone who needs long runtime or a set of three or four cells. In that case the Amazon Basics 10000mAh NiMH D gives you four pre-charged cells, and the ENEGON USB-C Lithium D removes the charger problem entirely.

2. Amazon Basics 10000mAh NiMH D: Best Pre-Charged NiMH D Batteries for Long Storage

• Pack Size: 4 batteries
• Rated Capacity: 10000mAh NiMH, 1.2V
• Cycle Life: Up to 1000 recharges
• Storage Retention: 80% capacity after 24 months
• Charger: Not included

Pros:

• The cells ship pre-charged, so they can go straight into a flashlight or radio.
• Retaining 80% of capacity after 24 months of storage suits emergency kits and seasonal gear.
• A rating of 1000 recharges with minimal power loss gives years of use in a moderately used device.
• Frustration-free recyclable packaging keeps the pack simple to open and store.

Cons:

• No charger is included, so the total cost of getting started rises if you do not already own a D-compatible NiMH charger.
• The pack weighs about 1.5 pounds, noticeably heavy to carry for portable use.
• Appearance of the batteries may vary between shipments, which makes matching older cells by eye unreliable.

Best for: A buyer who wants four pre-charged NiMH D cells for backup flashlights, radios and camping lights without paying for extras.

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The Amazon Basics 10000mAh NiMH D is the straightforward budget-leaning pick in this list. Four pre-charged cells, a 24 month retention figure and a 1000 cycle rating cover most of what a household needs from NiMH D batteries. Nothing in the pack is unusual, and that is the appeal.

Against the EBL 10000mAh NiMH D, it offers a shorter stated cycle count (1000 versus 1200) but a clearer pre-charged claim and a defined 24 month retention figure. The EBL leans on a steel shell and a 90% one-year retention figure instead.

It is the wrong choice if you want a charger in the box or no charger at all. Buyers in that situation should look at the RayHom NiMH D with Charger for a complete NiMH kit, or the ENEGON USB-C Lithium D for built-in USB-C charging.

3. EBL 10000mAh NiMH D: Best Steel-Cased NiMH D Batteries for Household Radios and Toys

• Pack Size: 4 batteries
• Rated Capacity: 10000mAh NiMH, 1.2V
• Self-Discharge: About 90% charge retained after 1 year unused
• Construction: DBCK steel shell with embedded seal structure
• Charger Compatibility: Works in D NiMH chargers

Pros:

• A 90% charge retained after a year of storage is the strongest one-year retention claim among the NiMH packs here.
• The steel shell and embedded seal structure are designed to protect against pressure build-up.
• No memory effect means you can top the cells up at any time without draining them first.
• They suit radios, LED candles, alarm clocks, toys, water heaters and flashlights, which covers most household D cell devices.

Cons:

• No charger is included, so you need your own D-compatible NiMH unit.
• Whether the cells ship charged is not specified, so plan to charge them before first use.
• The 1.2V output can underpower devices designed around 1.5V disposable cells.

Best for: A household with a spare NiMH charger that wants four durable cells for radios, toys and everyday flashlights.

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The EBL 10000mAh NiMH D differs from most NiMH packs on construction and retention. The steel shell, 1200 cycle rating and 90% one-year retention give it a more robust spec sheet than the Amazon Basics 10000mAh NiMH D, though the Amazon pack is the clearer pre-charged option.

Choose it when you expect cells to sit unused for months between uses, such as in a storm-prep kit or a seasonal radio. The retention figure is the main reason to prefer it over the POWEROWL 10000mAh NiMH D, which does not state a retention percentage.

It is the wrong choice for anyone who wants plug-and-play. If you have no charger, the RayHom NiMH D with Charger bundles one, and the ENEGON USB-C Lithium D charges through USB-C without any extra hardware.

4. BONAI 10000mAh NiMH D 8-Pack: Best Large-Count NiMH D Batteries for Multi-Device Households

• Pack Size: 8 batteries
• Rated Capacity: 10000mAh NiMH, 1.2V
• Cycle Life: Up to 1200 recharges
• Storage Retention: 80% after 3 years of non-use
• Warranty: 1 year

Pros:

• The 8-cell configuration lets you rotate a charged set while another set recharges.
• An 80% retention figure after three years in storage is a long stated shelf life.
• A 1200 cycle rating matches the best NiMH figures on this list.
• A 1 year warranty adds some protection that several rivals do not state.

Cons:

• The maker recommends a full charge every three months during storage, which is more upkeep than the Amazon Basics pack asks for.
• No charger is included, so you need a universal charger that supports NiMH D cells.
• Pack-count details are described inconsistently, so confirm the number of cells before you order.

Best for: A family running several D-powered devices, such as baby swings and toys, that wants spare cells to rotate.

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The BONAI 10000mAh NiMH D 8-Pack is about quantity. With eight cells you can keep one set in a baby swing and another charging, which solves the "dead at the wrong moment" problem that comes with the two-cell Energizer Recharge Universal D.

The caveat is storage care. The suggested three-month top-up is a chore for emergency gear, so the Amazon Basics 10000mAh NiMH D or EBL 10000mAh NiMH D suit set-and-forget use better.

5. POWEROWL 10000mAh NiMH D: Best CE-Certified NiMH D Batteries for Radios and Clocks

• Pack Size: 4 batteries
• Rated Capacity: 10000mAh NiMH, 1.2V
• Cycle Life: Up to 1200 recharges
• Certification: EU CE
• Pre-Charged: Yes

Pros:

• The cells arrive pre-charged and are described as low self-discharge.
• A 1200 cycle rating is on par with the EBL and BONAI packs.
• CE certification offers some assurance on safety and compliance.
• They suit radios, LED candles, alarm clocks, toys, water heaters and flashlights.

Cons:

• No charger is included.
• No specific retention percentage is stated for storage.
• CE certification is a European standard, so it is a weaker signal for North American shoppers than the UL certification on the Tenergy pack.

Best for: A buyer who wants pre-charged NiMH D cells for clocks, radios and other low-drain household devices.

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The POWEROWL 10000mAh NiMH D covers the same ground as the EBL 10000mAh NiMH D with a simpler spec sheet. You get pre-charged cells, a 1200 cycle rating and CE certification, but no stated retention figure and no steel-shell claim.

It is the wrong choice if documented storage performance matters, since the EBL and Amazon Basics packs both publish retention numbers. For heavy flashlight or floodlight use, the lithium ENEGON USB-C Lithium D holds a steady 1.5V output.

6. Tenergy 10000mAh NiMH D: Best UL-Certified NiMH D Batteries for Lanterns and Flashlights

• Pack Size: 4 batteries
• Rated Capacity: 10000mAh NiMH, 1.2V
• Cycle Life: Up to 1000 recharges
• Certification: UL certified
• Dimensions: 61.5mm length x 33mm diameter (standard D)

Pros:

• UL certification is a useful safety signal for buyers in North America.
• Standard D dimensions mean the cells fit any device built for disposable D batteries.
• The cells are marketed for high-drain items such as flashlights, camping gear and radios.
• Buyers report solid performance in lanterns, with one user running an amplified speaker for around 8 hours.

Cons:

• Feedback on capacity is mixed, with some buyers reporting less than advertised and charging issues.
• No charger is included.
• Whether the cells ship pre-charged is not specified.

Best for: A camper or homeowner who wants UL-certified NiMH cells for lanterns and flashlights.

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The Tenergy 10000mAh NiMH D stands out on certification and a high-drain focus. It is the only pack here with UL certification, which gives it an edge over the POWEROWL 10000mAh NiMH D for safety-conscious buyers.

It is the wrong choice if you want guaranteed capacity or storage figures, since feedback on both is mixed and no retention percentage is stated. The Amazon Basics 10000mAh NiMH D states a 24 month retention figure, and the EBL 10000mAh NiMH D states 90% after one year.

7. ENEGON USB-C Lithium D: Best Built-In USB-C Lithium D Batteries for High-Drain Gear

• Pack Size: 4 batteries with 1 USB-C 4-in-1 charging cable
• Rated Capacity: 12580mWh (about 8387mAh at 1.5V)
• Voltage: Constant 1.5V until about 15% remains
• Cycle Life: 500+ charge cycles
• Charge Display: Touch sensor with 4 LED bars

Pros:

• Each cell has a built-in USB-C port, so no dedicated charger is needed.
• The 1.5V regulated output keeps flashlights bright and radios clear until about 15% capacity remains.
• A touch sensor with four LED bars shows charge at 100%, 75%, 50% and 15%.
• The 4-in-1 cable charges all four cells at once from a laptop, car charger or power bank.

Cons:

• 500+ cycles is below the 1000 to 1200 cycle ratings on the NiMH packs here.
• The cells are designed to charge through their own USB-C ports, so a standard D charger is not the intended route.
• You need a USB-C power source nearby, as none is included.

Best for: A buyer who wants high-drain lanterns, radios or fans to run at a steady 1.5V without buying a charger.

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The ENEGON USB-C Lithium D is the highest-capacity lithium option in the list, at 12580mWh versus 9000mWh for the Artman USB-C Lithium D and 5600mWh for the winbasic USB-C Lithium D. The touch-activated charge display is also unique, and it removes the guesswork before a camping trip.

It is the wrong choice if cycle life is the priority. NiMH packs such as the EBL 10000mAh NiMH D are rated for 1200 cycles, more than double the ENEGON's 500+.

8. Artman USB-C Lithium D: Best Wide-Temperature Lithium D Batteries for Outdoor Floodlights

• Pack Size: 4 batteries with 1 2-in-1 USB-C cable
• Rated Capacity: 9000mWh at 1.5V
• Cycle Life: 1200+ recharges
• Charge Time: About 2 hours
• Operating Range: -68°F to 140°F

Pros:

• The -68°F to 140°F operating range suits outdoor lights and cold-weather gear.
• Built-in over-charge, over-current, over-voltage and short-circuit protection adds a safety margin.
• A blue LED flashes during charging and turns solid when the cell is full.
• A 1200+ cycle rating is more than double the ENEGON's 500+.

Cons:

• The 2-in-1 cable charges two cells at a time, so a four-pack takes two rounds.
• Battery life feedback is mixed, with some users getting about a year of use and others finding the charge lasts a fraction of the expected time.
• Capacity is lower than the ENEGON's 12580mWh.

Best for: A buyer who needs USB-C lithium cells for outdoor floodlights, toys or gas appliances in a wide range of temperatures.

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The Artman USB-C Lithium D balances capacity and longevity better than the other lithium packs. It pairs a 9000mWh rating with a 1200+ cycle claim, whereas the ENEGON USB-C Lithium D trades cycle life for capacity.

It is the wrong choice if you want to charge four cells at once, because of the 2-in-1 cable. The winbasic USB-C Lithium D and ENEGON USB-C Lithium D both include 4-in-1 cables.

9. RayHom NiMH D with Charger: Best Complete NiMH D Battery Kit for First-Time Buyers

• Pack Size: 4 batteries with 4-slot charger and storage case
• Rated Capacity: 10000mAh NiMH, 1.2V
• Cycle Life: Over 1200 charge cycles
• Storage Retention: 85% after 1 year
• Warranty: 2 years

Pros:

• The bundled 4-slot charger removes the biggest hidden cost of NiMH D batteries.
• The charger charges one to four cells independently and stops automatically when they are full.
• USB-C input works with laptop adapters, power banks and car chargers.
• The 2 year warranty is the longest stated on this list, and LED codes flag defective cells and over-temperature faults.

Cons:

• The charger is designed specifically for NiMH D cells, so it will not charge the lithium packs here.
• A USB-C power source is not listed as included.
• The 1.2V output shares the same compatibility limits as every other NiMH pack.

Best for: A first-time buyer who wants batteries, charger and storage in one pack for flashlights and emergency gear.

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The RayHom NiMH D with Charger is the only NiMH pack here that includes a charger. The charger doubles as a protective case, and the LED status codes (red for charging, green for full, solid red for a defective cell) give clear feedback.

It is the wrong choice if you already own a charger, since the Amazon Basics 10000mAh NiMH D gives you four NiMH cells without the extra hardware. If you do not want a separate charger at all, the Artman USB-C Lithium D charges through its own cable.

10. winbasic USB-C Lithium D: Best Light-Duty USB-C Lithium D Batteries for Flashlights and Toys

• Pack Size: 4 batteries with 1 4-in-1 USB-C cable
• Rated Capacity: 5600mWh at 1.5V
• Cycle Life: 1000+ cycles
• Charge Time: About 2 hours
• Cell Type: INR18500 1400mAh internal cell

Pros:

• The 4-in-1 USB-C cable charges all four cells at once with no separate charger.
• Buyers say the cells charge quickly and can be topped up from a laptop during the day.
• A safety circuit stops charging automatically when the cell is full.
• The cells use no mercury, cadmium or lead, and carry CE and RoHS compliance.

Cons:

• At 5600mWh, capacity is less than half of the ENEGON's 12580mWh.
• Battery life feedback is mixed, with some buyers reporting a full charge lasting under 3 days.
• Several buyers criticise the capacity as very low and report quality inconsistencies.

Best for: A buyer who wants USB-C lithium cells for light-duty flashlights and toys.

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The winbasic USB-C Lithium D is the lightest-capacity lithium option, with an INR18500 1400mAh cell inside each shell. That is enough for a flashlight or a toy, but it is a poor fit for sustained high-drain gear.

It is the wrong choice for floodlights, fans or anything that runs for hours. The ENEGON USB-C Lithium D offers more than twice the rated capacity, and the Tenergy 10000mAh NiMH D suits lanterns that need long runtime.

Buyer's Guide: How to Choose the Right Rechargeable D Battery

The core trade-off is between NiMH and lithium-ion. NiMH packs offer large rated capacities and long cycle lives but need a separate charger and deliver 1.2V. Lithium D cells charge over USB-C and hold a steady 1.5V, but their rated capacities and cycle lives vary widely.

Before choosing, check these project details:

• Chemistry: NiMH cells output 1.2V and need a compatible charger, while lithium cells output a regulated 1.5V.
• Device tolerance: Some devices dim or cut off at 1.2V, so check what yours expects.
• Charging method: Decide whether you want a separate charger or built-in USB-C ports.
• Idle time: Cells in emergency kits need low self-discharge, while daily-use cells need cycle life.
• Pack size: Count the cells each device needs, and whether you want a spare set to rotate.

NiMH Versus Lithium Chemistry

NiMH cells such as the Amazon Basics 10000mAh NiMH D, EBL 10000mAh NiMH D and Tenergy 10000mAh NiMH D are the standard choice for rechargeable D batteries. They deliver 1.2V, state ratings around 10000mAh and are rated for 1000 to 1200 cycles. Their weakness is voltage sag as they drain.

Lithium D cells such as the ENEGON USB-C Lithium D and Artman USB-C Lithium D use a regulated converter to hold 1.5V. Inside the winbasic USB-C Lithium D is a cylindrical lithium-ion cell in the same family as an 18650 battery, which explains why the capacity is lower than the NiMH packs.

Output Voltage and Device Fit

Most flashlights, radios and baby swings tolerate 1.2V without issue, but some devices with fixed low-battery cutoffs run weak. If you are unsure, the 1.5V lithium cells are the safer option for gas appliance igniters, water heaters and powerful flashlights.

Physical fit matters too. Check the battery terminals and spring contacts in your device, because lithium cells with a built-in USB-C port can sit slightly differently than a plain NiMH cell. The Tenergy 10000mAh NiMH D lists standard D dimensions of 61.5mm by 33mm.

Charging Method and Charger Choice

NiMH D cells need a compatible charger, which the RayHom NiMH D with Charger bundles. The EBL 10000mAh NiMH D states that it works in all D NiMH chargers. Check that your charger can handle D cells, because many compact chargers only accept AA and AAA.

USB-C lithium cells remove that requirement. The ENEGON USB-C Lithium D and winbasic USB-C Lithium D charge four at once from a 4-in-1 cable, while the Artman USB-C Lithium D charges two at a time with its 2-in-1 cable.

Capacity, Self-Discharge and Cycle Life

Treat capacity ratings as comparisons within the same chemistry. A 10000mAh NiMH figure and a 12580mWh lithium figure are not directly interchangeable, and the Energizer Recharge Universal D at 2500mAh shows how widely NiMH D ratings vary.

Self-discharge matters for devices that sit idle, such as battery operated outdoor motion sensor lights. The Amazon Basics 10000mAh NiMH D keeps 80% for 24 months, the EBL 10000mAh NiMH D keeps 90% after a year, and the RayHom NiMH D with Charger keeps 85% after a year.

Frequently Asked Questions About Rechargeable D Batteries

Are Rechargeable D Batteries Worth It?

For devices you use regularly, such as lanterns, radios and baby swings, rechargeables replace dozens of disposable cells over their lifetime. The Amazon Basics 10000mAh NiMH D is rated for 1000 recharges and the EBL 10000mAh NiMH D for 1200. They make less sense for a device you use once a year.

Can I Use Rechargeable D Batteries in Any Device?

Most devices work with them, but NiMH cells deliver 1.2V instead of 1.5V, which some devices handle poorly. The lithium ENEGON USB-C Lithium D and Artman USB-C Lithium D hold a steady 1.5V output. Check your device manual if it has a fixed low-battery cutoff.

Do I Need a Special Charger for Rechargeable D Batteries?

NiMH D cells need a D-compatible NiMH charger, which the RayHom NiMH D with Charger includes. The USB-C lithium packs charge through their own ports using the included cables. Standard AA and AAA chargers will not fit D cells.

How Long Do Rechargeable D Batteries Hold a Charge?

It depends on the chemistry and the pack. The EBL 10000mAh NiMH D keeps about 90% after one year and the BONAI 10000mAh NiMH D 8-Pack keeps 80% after three years, though BONAI recommends a top-up every three months. Buyer feedback on the Energizer Recharge Universal D is mixed, with some cells fading within weeks in low-drain devices.

Which Rechargeable D Batteries Are Best for Flashlights?

High-drain flashlights suit the steady 1.5V of the ENEGON USB-C Lithium D or the UL-certified Tenergy 10000mAh NiMH D. For an occasional emergency flashlight, the Amazon Basics 10000mAh NiMH D stays charged longest in storage. The winbasic USB-C Lithium D only suits light-duty use.

How Many Times Can I Recharge a D Battery?

The stated figures range from 500+ cycles for the ENEGON USB-C Lithium D to 1200 for the POWEROWL 10000mAh NiMH D and Artman USB-C Lithium D. Real-world life depends on how deeply you discharge and how you store the cells. Keeping cells topped up and out of heat extends their useful life.

Final Verdict: Which Rechargeable D Battery Should You Buy?

Best Rechargeable D Batteries for most households start with Energizer Recharge Universal D: a brand-backed pair rated at 2500mAh with a 1 year manufacturer warranty and a leak-resistant design. Its main weakness is capacity, since the rating is far below the 10000mAh packs and two cells will not cover a three-cell device. If you want more runtime from NiMH, step up to the Amazon Basics 10000mAh NiMH D.

For alternatives by use case, the Amazon Basics 10000mAh NiMH D suits storage and emergency gear with 80% retention after 24 months, and the EBL 10000mAh NiMH D adds a steel shell and 90% retention after one year. The BONAI 10000mAh NiMH D 8-Pack gives you spare cells to rotate, the POWEROWL 10000mAh NiMH D covers clocks and radios, and the Tenergy 10000mAh NiMH D brings UL certification to lanterns and flashlights.

The specialist picks solve the charger problem. The RayHom NiMH D with Charger is the complete kit, while the ENEGON USB-C Lithium D and Artman USB-C Lithium D charge over USB-C and hold 1.5V. The winbasic USB-C Lithium D is only for light-duty use. If you are still undecided, buy the Amazon Basics 10000mAh NiMH D with a charger you already own, or the ENEGON USB-C Lithium D if you want to skip the charger entirely.