Usage and precautions:
1. Switch button: press once to shave, press twice to turn on the light, press three to check money, and the fourth to turn off.
2. When charging, only a small amount of electric energy is needed. When charging, it must be in good contact
3. The razor must be turned off while charging.
4. Be sure to fully charge the battery at one time.
5. The charging interval must exceed 6-8 hours. Regular charging will affect its service life.
6. Stay away from flammable materials while charging