A. Ultrasonic teeth cleaner, safe and harmless to teeth, intelligent high-frequency sound wave, three-speed teeth cleaning mode, lighting reflectors, ring reflectors and ultrasonic resonance are provided. B. It can deal with the problem of teeth and tooth stains and intelligently avoid gums. C. Replace the working vibration head, and the double cleaning head can be replaced to meet different teeth cleaning requirements. D. 10 minutes overcurrent protection, 10 minutes time protection. For safety reasons, if you want to use, please wait 60 seconds when turning it on. Product Information: - Product Name: Three-speed Adjustable Ultrasonic Electric Toothbrush - Interface Type: Type - C - Battery Capacity: 450 mA - Rated Power: 2.0 W - Rated Voltage: 5V/1A - Gear Adjustment: Adjustable Third Gear (First Gear: 0.8W, Second Gear: 1.1W, Third Gear: 1.5W) - Frequency Output: 37KHZ ± 3KHZ - Rated Voltage: 3.7V - Rated Current: 300MA - Color: White - Material: ABS - Size: 18.5 x 2.5 x 2cm Package Contents: - 1 x Dental Scaler - 1 x Pointed Elbow - 1 x Flat Elbow - 1 x Open Wrench - 1 x Charging Cable - 1 x English Manual Only the above package contents are included, others are not. Note: Light reflection and different displays may cause the color of the item to be slightly different from the actual item. Measurement error +/- 1 - 3cm.