[ Powerful Vibration, V-Sonic Cleaning ] Junitino sonic toothbrush adopted V-Sonic technology, with a powerful sonic motor generating Sonic through high-frequency vibration for exceptional cleaning and removing up to 99.99% plaques. It is ten times more cleaning power than a manual toothbrush!.[ 8 Replacement Brush Heads with Discoloration Reminder ] High-density DuPont bristles are wave-shaped to give an exact fit on the teeth surface with end-rounded bristle tips not harming the sensitive gums. There are German Pedex discoloration hairs in the bristles, working as a reminder to change the brush head when blue fades after three months..[ 60 Days Battery life, Device Lock Function] Just 3 hours charge lasts up to 60 days of daily use, in which case you use it two times a day and two minutes for each time. With its whole-body IPX7 waterproof rating, never worry about getting in water accidentally and short the battery life. Long press the on/off button for 3 seconds when it shuts down to lock the device and avoid false triggering during traveling..[ 5 Cleaning Modes, 2-Minute Timer ] Cleaning modes range from Clean, Refresh, White, Gum Care to Sensitive, dealing with varying oral conditions. Built-in smart timer, 30 seconds interval reminding, brush four quadrants in your mouth totally in 2 minutes, which helps develop a healthy habit..[ What You Get ] Package List: Electric Toothbrush×1, Brush Head×8, Type-C Cable×1, User Manual×1. Besides what in the list, you will also get our friendly customer service. Feel free to contact us if there is any problem and we guarantee to offer you a replacement within one year.