Origin:Mainland China Commodity Quality Certification:3C,ce Age Group:Adults Size:Sonic Toothbrush Item Type:Electric Toothbrush Quantity:1 set Type:Acoustic Wave Material:ABS Model:T27 Color:White/black/pink Charging time:4 Hours Battery life:30 days Frequency:31000 strokes/minute Charge Mode:USB Inductive charging Smart timer:2 minute auto timer Warranty:1 year warranty due to quality problems Mornwell T27 Main Function Removes up to 7x more plaque vs. a manual toothbrush IPX7 waterproof, base charging waterproof water plug design Best gift Removes more stains and plaque than a manual toothbrush and an ordinary electric toothbrush. Purchase now this ideal gift choice for your family and friends. Help scientific brushing habit 30s + 2mins Smart TimerIn-handle timer pulses every 30 seconds to let you know when to switch areas of the mouth,2 minutes end brushing High cleaning frequency: max 31,000 times / min High-Efficiency Cleaning 3 Modes Efficient battery life Charge for 4 hours,Approximately 30 days duration(Twice a day, 2 minutes each time),So never worry about a charger when you TRAVEL Premium high-density bristles Antibacterial and durable, go deep into wisdom teeth, gum gap and quickly clean dental plaques