|Battery Model||1500mAh 18650 Li-ion battery 3.7V|
|Nominal Capacity||1500mAh (0.2C Standard discharge)|
|End of Voltage||2.75V|
|Full Charge Voltage||4.25V|
|Internal Impedance||≤50mΩ(Internal resistance measured at AC 1KHZafter 50% charge)|
|Standard charge||Constant Current0.2C / 400mA, or 0.5C/1000mA
|Standard discharge||Constant current0.2/ 400mAh, or 0.5C/1000mA
|Charge time||Approx 4.0h|
|Max. Charge Current||15C|
|Standard charging method||0.2C constant current,3.6V constant voltage charge to 3.6V,continue charging till current decline to≤0.01C|
|Max. Discharge Current||1C/3C (Have different spec., pls contact us for more details.|
|Operating Temperature||-20-60°C (Charge at a very low temperature such as blew0℃,will be get a lower capacity and reduce cycle life of the battery)|
Do not submerge the battery in the water.
Do not mix fresh batteries with used batteries.
Do not mix batteries with metal stuff together.
Do not insert batteries with the (+) and (-) reversed.
Do not use Efest batteries with defective E-cig mods.
Do not disassemble, dispose in fire, heat or short circuit.
Do not put the battery in a charger or equipment with wrong terminals connected.