Introduction :
Li-Ion 18650 cylindrical rechargeable batteries.
Used for device needs 3.7V power Building portable power device that needs high energy density and low weight Product Specifications Capacity.
You can connect more than one to get more voltage or current.
Features :
- Type : Lithium-Ion .
- Voltage : 3.7 V.
- Battery Capacity : 2500 mAh.