Features: [Working Heads with Different Functions]Three or five different working heads are equipped respectively to meet the needs of various oral cleaning, and the effect is better when used together. [Strong Lighting]The oral cleaner has a lighting function, which can be turned on during use, allowing you to see the oral cavity more clearly, making it easier to use, and cleaning more comprehensive and thorough. [Comfortable Grip]The main body of the scaler is a streamlined design, which is ergonomic design, and the feeling of grip is more comfortable. [Convenient Portable]The teeth cleaner is powered by a battery and does not need to be charged, which is convenient to use. The teeth scaler is small and portable, and it is convenient to carry around. It can be used whether at home or in traveling. [Four-level Mode]Level 1, turn on the strong light. Level 2, the vibration mode is activated and the light is on. Level 3, turn off the light, the vibration function continues to work. Level 4, shut down.