Updated: 19 Aug 2025

10 Best 18650 rechargeable batteries of 2025

Updated: 19 Aug 2025

#1

Best Choice

18650 Lithium-Ion Battery Pack 3.7V 7600mAh Rechargeable Replacement Battery with XH Plug, 1 Pcs

9.8

KongNy

Read more

Main highlights

● Safe and reliable, premium environment friendly rechargeable battery with high temperature PVC wrapper, no toxic waste.

● Over-voltage, over-current, over-charge, and short-circuit protection battery packs with best wire length for the space.

● High quality 3.7V 7600mAh 18650 rechargeable lithium ion battery. With XH 2.5 2-Pin connector plugs.
#2

Best Value

Rechargeable Battery 3.7V 3600mAh for Streamlight X Series Flashlights 2-Pack

9.6

SNSYIY

Read more

Main highlights

Original Battery for Streamlight flashlight -- Flashlight Type: 88083 ProTac 2L-X, 22104 SL-B26 and so on

Fits for GearLight S1000 LED Flashlights & GearLight TAC LED Flashlight & GearLight S1050 LED Flashlight

3.7V 3600mAh Button Top USB Rechargeable battery main be used for high lumen flashlights, Fits for normal flashlights to provide more lasting energy
Curious about how we select the top products for you? Explore How It Works

How do we rank
Our AI-powered platform ranks products using multiple weighted factors from millions of products and user reviews across the web, providing the most valuable and real data. Higher scores rank first.
#3

2X Golisi G25 2500mAh INR Lithium Rechargeable Battery 20A High Drain with Battery Case

9.5

GOLISI

Read more

Main highlights

Rechargeable

New on Market

High Drain
#4

CSTAL 3.7V 3800Mah Rechargeable Button Top Cap Lithium Battery, High Performance Backup Battery, Suitable for Flashlights, 4 Units

9.4

CSTAL

Read more

Main highlights

★ More time on devices.

★ Features: 100% brand new, high quality. No "memory effect." Short circuit and over current protection. Safety and environmental protection.

★ Excellent high discharge / drain performance.
#5

3.7V 4800Mah Rechargeable Button Top Cap Lithium Battery, High Performance Backup Battery, Suitable for Flashlights, 4 Units

9.3

Generic

Read more

Main highlights

Spend more time on the device.

Excellent high discharge/drainage performance.

100% brand new, of high quality. There is no 'memory effect'. Short circuit and overcurrent protection. Safe and environmentally friendly.
#6

[2 Pack] TAVICE 18500 3.7V 2400mAh High Capacity Li-Ion Rechargeable Battery

9.1

TAVICE

Read more

Main highlights

𝗛𝗜𝗚𝗛 𝗖𝗔𝗣𝗔𝗖𝗜𝗧𝗬: With a capacity of 2400mAh, the battery provides an extended runtime for various portable devices, offering a good balance between power and size.

𝗖𝗢𝗠𝗣𝗔𝗧𝗜𝗕𝗟𝗘 𝗨𝗦𝗘: This battery is compatible with various electronic devices like flashlights, toys, and other rechargeable devices, making it versatile and reliable for everyday use.

𝗕𝗔𝗧𝗧𝗘𝗥𝗬 𝗠𝗢𝗗𝗘𝗟: The TAVICE 18500 is a 3.7V lithium-ion rechargeable battery with a capacity of 2400mAh, designed for use in devices requiring medium power capacity.
#7

TAVICE 18500 Rechargeable Battery 3.7V 2400mAh Li-Ion – High-Capacity Power for Flashlights, Solar Lights & More (1 Pack)

9.0

TAVICE

Read more

Main highlights

𝗛𝗜𝗚𝗛 𝗖𝗔𝗣𝗔𝗖𝗜𝗧𝗬: With a capacity of 2400mAh, the battery provides an extended runtime for various portable devices, offering a good balance between power and size.

𝗖𝗢𝗠𝗣𝗔𝗧𝗜𝗕𝗟𝗘 𝗨𝗦𝗘: This battery is compatible with various electronic devices like flashlights, toys, and other rechargeable devices, making it versatile and reliable for everyday use.

𝗕𝗔𝗧𝗧𝗘𝗥𝗬 𝗠𝗢𝗗𝗘𝗟: The TAVICE 18500 is a 3.7V lithium-ion rechargeable battery with a capacity of 2400mAh, designed for use in devices requiring medium power capacity.
#8

EBL Universal 18650 Battery Charger for 3.7V Lithium ion Rechargeable Batteries 26650 22650 18650 18490 18350 17670 16340 (RCR123) 14500 and 1.2V Ni-MH Ni-CD Rechargeable C AA AAA Batteries

8.9

EBL

Read more

Main highlights

[Wide Compatibility] - The universal 18650 battery charger can freely charging 1 or 2 pcs 26650 22650 18650 18490 18350 17670 17500 16340 (RCR123) 14500 3.7v lithium ion battery or Ni-MH/Ni-CD rechargeable c aa aaa batteries.

[Large LCD Display] - Show real time comprehensive and accurate information on battery charge status.

[High-speed 3.7V Li-ion Battery Charger] - Up to 1000mA charging current for 3.7v lithium-ion battery, twice faster than normal 3.7 volt battery charger, and 400mA charging current for 1.2V Ni-MH/Ni-CD rechargeable batteries.
#9

TAVICE Battery INR21700-40T 4000mAh 21700 Lithium-ion Battery Cells CP40T-1 (1 Pack)

8.7

TAVICE

Read more

Main highlights

𝗛𝗜𝗚𝗛 𝗗𝗜𝗦𝗖𝗛𝗔𝗥𝗚𝗘 𝗥𝗔𝗧𝗘: This battery can support continuous discharge currents up to 35A, making it ideal for high-power applications such as power tools, electric bikes, and drones. The high discharge rate ensures reliable performance under heavy load conditions.

𝗖𝗢𝗠𝗣𝗔𝗧𝗜𝗕𝗟𝗘 𝗨𝗦𝗘: The NR21700-40T is commonly used in battery packs for various devices, including power tools, electric vehicles, and renewable energy storage systems. Its high capacity and discharge rate make it compatible with both consumer and industrial-grade electronics.

𝗕𝗔𝗧𝗧𝗘𝗥𝗬 𝗠𝗢𝗗𝗘𝗟: The NR21700-40T is a 21700-format lithium-ion battery that offers a high energy capacity of 4000mAh with a nominal voltage of 3.6V. This makes it suitable for applications requiring higher capacity and performance than the common 18650 cells.
#10

XTAR VC4 LCD 4 Bay Universal 18650 Battery Charger for 3.7V Li-ion Rechargeable Battery 18650 21700 18350 17670 17500 16340 14500 and Ni-MH Ni-CD Rechargeable AA AAA Batteries

8.6

XTAR

Read more

Main highlights

XTAR VC4 battery charger could Intelligently recognize and adjust the current from 0.1A to 1A. For CH1&CH4, max charging current is 1000mA, for CH2&CH3,max current is 500mA

4 Bay Universal 18650 Charger: XTAR VC4 18650 charger can charge for any 1.2V Ni-MH/Ni-CD AAAA/AAA/AA/A/SC/C/D batteries and 3.6V/3.7V Li-ion/IMR/INR/ICR 10440 14500 14650 16340 17335 17500 17670 18350 18490 18500 18650 18700 20700 21700 22650 25500 26650 rechargeable batteries.(Note: VC4 could not charge 18700/20700/21700 protected batteries)

4 Bay LCD Display Smart Charger,simple press the button once to know the battery charging status,you can also press the button for 1.5s to turn off the backlight of LCD screen

Discover top deals and categories on Amazon Check Deals

10 Best 18650 rechargeable batteries of 2025

18650 Lithium-Ion Battery Pack 3.7V 7600mAh Rechargeable Replacement Battery with XH Plug, 1 Pcs

9.8

Main highlights

Rechargeable Battery 3.7V 3600mAh for Streamlight X Series Flashlights 2-Pack

9.6

Main highlights

2X Golisi G25 2500mAh INR Lithium Rechargeable Battery 20A High Drain with Battery Case

9.5

Main highlights

CSTAL 3.7V 3800Mah Rechargeable Button Top Cap Lithium Battery, High Performance Backup Battery, Suitable for Flashlights, 4 Units

9.4

Main highlights

3.7V 4800Mah Rechargeable Button Top Cap Lithium Battery, High Performance Backup Battery, Suitable for Flashlights, 4 Units

9.3

Main highlights

[2 Pack] TAVICE 18500 3.7V 2400mAh High Capacity Li-Ion Rechargeable Battery

9.1

Main highlights

TAVICE 18500 Rechargeable Battery 3.7V 2400mAh Li-Ion – High-Capacity Power for Flashlights, Solar Lights & More (1 Pack)

9.0

Main highlights

EBL Universal 18650 Battery Charger for 3.7V Lithium ion Rechargeable Batteries 26650 22650 18650 18490 18350 17670 16340 (RCR123) 14500 and 1.2V Ni-MH Ni-CD Rechargeable C AA AAA Batteries

8.9

Main highlights

TAVICE Battery INR21700-40T 4000mAh 21700 Lithium-ion Battery Cells CP40T-1 (1 Pack)

8.7

Main highlights

XTAR VC4 LCD 4 Bay Universal 18650 Battery Charger for 3.7V Li-ion Rechargeable Battery 18650 21700 18350 17670 17500 16340 14500 and Ni-MH Ni-CD Rechargeable AA AAA Batteries

8.6

Main highlights

More products you might like

Sign up and get exclusive special deals