1. It is strictly forbidden to immerse the product in water or rinse with water.
2. Double-click the power button to start, and click close. After starting, if you press and hold the power button for 5
seconds,it will stop automatically.
3. The indicator light turns red when charging, and goes out when fully charged.
4. Confirm that the output voltage of the charging device is 4-5V, and the current is 500mA-2A
5. Do not use strong viscous, corrosive liquids (such as paint, etc.) to spray
6. When not in use for a long time, it is recommended to charge once every 5 months