5 Adjustable Modes: With 5 cleaning levelssoft,confort,standard,strong,super strong).The working mode can be freely selected according to the tooth sensitivity or the degree of stains. Safe: This plaque remover automatically stops working when it touches soft gums. The non-slip silicone handle and LED light ensure safe use, and the included oral mirror provides a clear view. Multiple Alternative Heads: Comes with 2 kinds of cleaner heads. small wrench. And detailed usage instructions to help you use it better. Product Name: 5-speed True Ultrasonic Scaler Material: ABSandPC Working frequency: 37KHZ3KHZ Rated power: 0.8W Battery capacity: 500mAh (14500) Charging time: about 2.5 hours Continuous working time: about 2 hours Service life: 8000H Power supply mode: Micro-usb charging Charging voltage: DC5.OV Rated current: 0.15A Working temperature: 0-40 Waterproof grade: IPX7 Host size or weight: 20x2.4cm, 80g Luxurious Set Packaging Dimensions or Weight: 19x7.8x3.7cm, 250g Standard package list: hostx1, pointed elbowx1, flat elbowx1, open-end wrenchx1, stainless steel dental tools x3, charging cablex1, manualx1, color boxx1 Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.