3.7 Volt Rechargeable Battery, 3000mAh Rechargeable Battery, Button Top Battery High Power Long Lasting for Headlamp, LED Flashlight, emergency lights, Electronic Devices etc (4 Pack+Box)

【Battery Specification】Quantity: 4 Pack. Battery type: 3.7V rechargeable battery. Capacity: 3000mAh, Voltage: 3.7V, Size: 67*18*18mm, Type: button top battery (Not flat top batteries. Please Choose a suitable type for your devices)

【Wide Compatibility】3000mAh 3.7 Volt rechargeable battery compatible for high power devices, such as headlamp, flashlight, radio, cameras, doorbells, LED lights, solar lights, toys, small fans, RC car, headlights, etc. Strong power for devices than conventional Alkaline NiCd NiMH battery.

【Rechargeable 1000+ Times】 A single 3.7 Volt rechargeable battery can recharge up to 1000 charging and discharging cycles and no memory effect. Replace 1000+ disposable alkaline batteries, reduce the waste of resources and good value for the money.

【Secure and Reliable】3.7 Volt rechargeable batteries is international professional organization certified and there are 6 protection measures(temperature control, leak protection, short-circuit protection, over-charge protection, over-current protection, over-voltage protection)