Fully charge before first use.
Never short (connect positive and negative size) battery.
Keep them always in battery case, or any other insulating material.
Never keep this battery together with metal objects (short circuit can happen if you do).
Never carry bare cell in your pocket with keys, change or any other metal objects.
Temperature range: -20 to +60 Degree Celsius
Monthly Self-discharge rate: Less or equal 0.5%
Temperature range: Discharge: -20 to +60 Degree Celsius, Charge: 0 to 45 Degree Celsius.
Efest LUC V2 CHARGER: Efest LUC V2 is high quality with 2 charging slots and a...