Features: 1. The electric tooth cleaner is made of high quality TPE, PP and ABS material, removable head for thorough cleaning. 2. 12000 times sonic vibration,along with professional cleaning head effectively help eliminate the  calculus, plaque and stains, achieving the thorough cleaning of teeth. 3. One-button opening, easy to operate. Power supplied by AAA dry battery, no need to worry about charging problems. Description: The electric tooth cleaner is designed with LED lights, you can easily see the specific location you need to clean. Specifications: Power supply: AAA dry battery (not included) Voltage: 1.5V Vibration times: about 12000RPM Material: host ABS, working head environmental protection PP + environmental protection TPE Host size: 158*20*23mm Package Included: 1 * Electric Tooth Cleaner 1 * Base 3 * Cleaning Heads 1 * Manual Notes: 1. Due to the difference between different monitors, the picture may not reflect the actual color of the item. We guarantee the style is the same as shown in the pictures. 2. Please allow slight dimension difference due to different manual measurement.