With charging base Toothbrush Lovers Gradual Induction Charging Adult Household Automatic Toothbrush Features: Long battery Ilife, supported by USB charging , safe and easy auto shut off full charge , any power source。Long life, fast charging in 6 hours 2 minute timing, 30 second change reminder, so that brushing teeth in the scientific timing Tooth-waved bristles made with nylon , to suit teeth topography for through cleaning of gums and hard to areas。 Gently and effectively reaches between teeth and along the gumline The whole body is, and the body can withstand water washing and blistering. The base is IXP7, which can be put into water for a short without affecting its performance. Random hidden charging line at the bottom, gold-plated button Powerful cleaning up to 37000 strokes per minute Product details: Main body ABS, wool Product size: 220 * 25mm Core technology: 5V=2A charging version 6 working modes: standard, clean, soft, massage, whitening, nursing 37000 times/minute 2 minute regular reminder, 30 second partition reminder grade: IPX7 Key: key Service time: 60 days Working voltage: DC3.7V Working current: DC0.1A ± 0.01A Power consumption: 0.1W~0.15W Product certification: (EMC, LVD), FCC, RoHSProduct list: 4x brush head+1x brush body+1x Chinese and English instructions+charging line+1x charging base