UltraFire 18650 4200mAh 3.7v Li-ion Battery
- 3.7 Volt
- Rechargeable Lithium ION
- Re/Dishcharging Protection Circuit
- 10-year shelf-life
- Size: 66mm x 18mm (Diameter)
*Li-ion batteries are dangerous and can explode when used improperly. By purchasing this item you agree that we are not liable for any damages as a result from this product. Use at your own risk.
**Do not overcharge Li-ion batteries. Use proper battery storage when not in use. Do not store batteries in pockets or containers containing other items such as lose change or keys. Do not charge batteries unattended/overnight.