1) Do not charge the battery below 0°C (32°F) and discharge the battery below -20°C (-4°F) which will short the battery life.
2) Do not use the battery when the temperature over 55°C (131°F) .
3) Please charge battery regularly if you do not use it for a long time (over 6 months). It is recommended to charge the battery once every 2 months and charge 1 hour for each time.
4) Please storage the battery in 5°C~40°C (39.5°F~104°F), lower than the 90% humidity environment. And it is better to keep battery in a clean, dry, ventilated environment at 20°C ~ 30°C (68°F~86°F).