Key features

• •JESSPOW Battery:This Rechargeable Battery 3.7V 3300mAh, Size:18 * 64.9mm .Premium Li-ion Cells For Longer Battery Life . Batteries Can Be Charged Or Discharged At Any Time Without Harm Compatible with 5V USB adapters only. Not compatible with QC/PD fast-charging adapters (e.g., 9V).
• •Wide Compatibility: 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.
• •Note: Flat Top Rechargeable Battery (Not button top). Please check whether it is the battery you need before purchasing.Our chargers can also be used to individually charge other types of batteries such as 3.7V rechargeable Li-ion battery 18500,Ni-MH/Ni-Cd A AA AAA,etc
• •LONG LASTING POWER: Our Rechargeable battery adopts high energy aggregation technology that will last 5 times longer in high drain devices.
• •CUSTOMER SERVICE - If you have any questions about the Product, please feel free to Contact us. I will give satisfactory service in the fastest time.