18650 Batteries

UltraFire® 18650 Batteries – High-performance rechargeable lithium-ion batteries designed   for long-lasting power and reliable performance in UltraFire flashlights and other compatible devices. Durable, safe, and ready for everyday use.

Category

Battery

18650

21700

14500

26650

10440

16340

17670

18350

AA
8 products
 
18650 3000mAh 3.7V Rechargeable Batteries (2-Pack) - With Protection Board - UltraFire
18650 3000mAh 3.7V Rechargeable Batteries (2-Pack) - With Protection Board - UltraFire 
33%

UltraFire® 18650 Rechargeable Battery 3000mAh

3000mAh | 3.7V | Protected

UltraFire 18650 rechargeable battery delivers safe charging, built-in protection, and reliable long-lasting power for high-drain devices and flashlights.
$35.99
$23.99
18650 2200mAh 3.7V Rechargeable Batteries (2/4-Pack) - UltraFire
18650 2200mAh 3.7V Rechargeable Batteries (2/4-Pack) - UltraFire 
40%

UltraFire® 18650 Rechargeable Battery 2200mAh

2200mAh | 3.7V | 4.4A

The UltraFire 18650 3.7V rechargeable battery delivers powerful, dependable energy for high-drain devices, ensuring long-lasting performance and consistent reliability.
$29.99
$17.99
18650 2600mAh 3.7V Rechargeable Batteries (2/4-Pack) - UltraFire
18650 2600mAh 3.7V Rechargeable Batteries (2/4-Pack) - UltraFire 
38%

UltraFire® 18650 Rechargeable Battery 2600mAh

2600mAh | 3.7V | Unprotected

UltraFire 18650 rechargeable battery delivers high-drain, reliable power for flashlights, headlamps, and electronics in a compact, lightweight design.
$31.99
$19.99
18650 3000mAh 3.7V Rechargeable Batteries (2-Pack) - UltraFire
18650 3000mAh 3.7V Rechargeable Batteries (2-Pack) - UltraFire 
34%

UltraFire® 18650 Rechargeable Battery 3000mAh

3000mAh | 3.7V | Unprotected

The UltraFire 18650 3000mAh rechargeable battery delivers safe, reliable power with consistent output, long-lasting performance, and trusted certifications for everyday use.
$34.99
$22.99
18650 3000mAh 3.7V Pro Rechargeable Batteries (2-Pack) - UltraFire
18650 3000mAh 3.7V Pro Rechargeable Batteries (2-Pack) - UltraFire 
35%

UltraFire® Pro 18650 Rechargeable Battery 3000mAh

3000mAh | 3.7V 6A | Protected

High-capacity and durable, the UltraFire 18650 Pro Rechargeable Battery 3000mAh delivers 3.7V, 6A max discharge, and built-in protection—rechargeable over 1500 times. Pack of 2, perfect for flashlights, headlamps, and high-drain devices.
$39.99
$25.99
18650 2600mAh 3.7V Rechargeable Batteries (2-Pack) - With Protection Board - UltraFire
18650 2600mAh 3.7V Rechargeable Batteries (2-Pack) - With Protection Board - UltraFire 
36%

UltraFire® 18650 Rechargeable Battery 2600mAh

2600mAh | 3.7V 5.2A | Protected

The UltraFire 18650 Battery 2600mAh delivers 3.7V, 4–5A discharge, and built-in protection, providing safe, high-performance, rechargeable power for flashlights and outdoor gear.
$32.99
$20.99
18650 3400mAh 3.7V Rechargeable Micro-USB Battery (2-Pack) - UltraFire
18650 3400mAh 3.7V Rechargeable Micro-USB Battery (2-Pack) - UltraFire 
23%

UltraFire® 18650 Rechargeable Battery | Micro-USB Charger

3400mAh | Micro-USB | Protected

Reliable and convenient, the UltraFire 18650 Battery 3400mAh delivers 3.7V, 6.8A max current, and built-in protection, with USB recharge for flashlights, cameras, and other high-drain devices.
$43.99
$33.99
18650 1800mAh 3.7V Rechargeable Batteries (2/4-Pack) - UltraFire
18650 1800mAh 3.7V Rechargeable Batteries (2/4-Pack) - UltraFire 
41%

UltraFire® 18650 Rechargeable Battery 1800mAh

1800mAh | 3.7V | 6.66 Wh

The UltraFire 18650 rechargeable battery provides reliable, high-drain power for flashlights and electronics, delivering consistent performance and long-lasting use.
$26.99
$15.99