1. Use a home appliance to charge the first three times to better activate the built-in battery capacity.
2. If the product is not used for a long time, charge the product at least once every three months.
3. Please use at an ambient temperature of 0 ~ 45 ° C, with a relative temperature of 20-70% RH, and stay away from moisture, high source and fire.
4. Please keep the product in a dry place away from moisture and corrosive materials.
5. Do not clean with sharp chemicals such as soap or detergent.
6. It is strictly forbidden to disassemble, expose and put into fire or water.
7. If the battery is over inflated, leaking or smelly, immediately stop using it.