JESSPOW 4 Pack 3.7 V 21700 Rechargeable Batteries, Battery 5000mAh Flat Top Batteries for Flashlight, Headlamps, etc

Description

🔋 Power up your gear, stay unstoppable!

The JESSPOW 21700 rechargeable battery delivers a robust 5000mAh capacity at 3.7V, compatible with many high-drain devices like flashlights and headlamps. Engineered with lithium-ion technology, it offers leak-proof, stable power performance even in extreme temperatures, lasting up to five times longer in demanding applications.