8 Kinds of Intelligent Technology 2022 New Upgraded Electric Toothbrush Using the Latest Sonic Technology 31000 Times Per Minute HighFrequency vibration intelligent fast charging 8 hours can standby 60 days IPX7 waterproof 5 modes of intelligent memory record your every brushing mode Scientific toothbrushing builtin 2minute intelligent timer 30 seconds to change the zone to remind brushing a comprehensive and effective ultralow noise makes brushing a pleasure 12 Replacement brush heads W shape design Comes with 12 replacement brush heads to avoid order new replacement brush heads frequently The bristles are made withW shape design to suit teeth topography for thorough cleaning of gums and hard to reach areas Notice The brush heads will remind you to replace your brush head through blue indicator bristles Gentle on your gum and blue indicator bristles fade in color to let you know when its time to replace the brush head 5 HIGHPERFORMANCE BRUSHING MODES Cleangentle Whitestrong Polishstrong invert frequency Mildergentle invert frequency and Sensitivesoft to suit different conditions of teeth of gums so you can choose different modes according to your preferences and dentists recommendations Smart Vibrating Notification Timer Built in smart timer control 30 seconds interval reminding you to move to the next quadrant of your mouth and totally in 2 minutes4 quadrants which is highly recommended by professional dentists as a correct brushing way 60 days battery lifeWireless Charging IPX7 Waterproof One 10 hours full charge last 60 days of normal usage 2 times per day the largest battery capacity on the market with low battery reminding and automatically cuts off power after full charge Ultra fast charging forget cheap USB charging Also IPX7 waterproof to be used at bath and shower No worry about the water would enter the charge ports to short the battery life More safer than USB charger CONTACT USLogin your account choose Your orders find the order ID click Contact seller Warranty valid in US only we will give you a satisfactory customer service