1. USB charging fund, working time, 1-2 times a day, 2 minutes each time, can be used for 45-60 days,
2. Working mode: gear memory function, 2 minutes timing, 30 seconds pause, short press to start up, short press to switch gears after starting up, successively first gear, second gear, third gear, fourth gear, fifth gear, sixth gear, long press to shut down for 3 seconds.
3. The light is on at the corresponding gear position during operation, the red light is on during charging, and the light turns green after being fully charged.
Warm tip: The bristles of the brush head are deformed during production and transportation, which is normal. It can be restored to normal after soaking in warm water.
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