Product parameters: Power: 1WVoltage: 5VCharging time: more than 8 hoursColored: white gold / black goldLive bucket: approx. 7-15 days, use twice a day for two minutesPackaging: Electric toothbrush * 8Place brush head * 2Travel box * 2 40,000 PULL PER MINUTE WITH ULTRASOUND TECHNOLOGY & 5 BRUSH MODES - The advanced ultrasound technology delivers high speed vibration to effectively remove up to 300% more stains. 5 modes for bleaching, cleaning, sensitization, buffing and massage to meet different oral needs and adapt to your cleaning goals. 2-MINUTE SMART HOURS AND LONG-LIFE BATTERY LIFE - Built-in timer with 2-minute automatic shut-off and interval pause, where you are reminded every 30. Developed with USB fast charging system. Ensure a full day of use by charging it in just 5 minutes. Use the toothbrush for 30 days on a full charge of 4 hours. BRUSH HEADS WITH NYLON BRUSHES BY DUPONT & TWO POINTS - This affordable sonic toothbrush set contains 4 replacement heads, "W" wave brushes and slightly smaller heads to clean difficult areas efficiently and easily. ELEGANT LIGHT DESIGN & IPX 7 WATERPROOF - These stylish toothbrushes are made for home or on the go It is very easy and convenient to store them in the travel bag with the included protective covers for the brush head. Since they are waterproof, you can also use them in the shower.