Explosive adult 5-speed DuPont soft-bristled electric toothbrush, ABS+DuPont soft-bristled brush head material, safe and waterproof design, smart cleaning mode, 5-speed functions, respectively cleaning mode, polishing mode, whitening mode, gum care, sensitive mode, long press switch Adjust the gear position, press and hold for 3 seconds to shut down, IPX7 waterproof mode, the whole machine is waterproof, DuPont bristles, safe and harmless, care for the vibration frequency of 16800 times per minute, tiny silent movement, automatically switch the memory mode when starting up, use USB Charge, 60 days of battery life, based on 2 minutes each time, 2 times a day frequency, IPX7 waterproof rating, body wash, can be washed directly with water, safe and worry-free. The battery is a lithium battery with a capacity of 500 mA.