Features： 1、U?shaped brush head, fits the mouth, cleans the teeth 360 Degree without dead ends, convenient for use. 2、Brush head adopts food grade silicone material, safe and eco-friendly, non-toxic and healthy. 3、Effectively clean up the dirt on the tooth surface, between the teeth and the gingival sulcus, massage the gums. 4、IPX7 waterproof, you can use it in the bathroom with confidence. Clean teeth and improve oral health. 5、Complete a deep cleaning of the teeth in 30 seconds, fast and effective, improve oral odor. Specification： Item Type: Electric Toothbrush Material: Silicone Rated Voltage: 3.7V Rated Power: 6.3W Vibration Frequency: 10000-30000rpm Brush Head: Imported food grade silicone brush head Built-In Lithium Battery: 500mAh (Included) How to Use: 1. Squeeze the toothpaste on the toothbrush head, you can use liquid toothpaste or ordinary toothpaste, if you use ordinary toothpaste, wet the brush head before putting it in the mouth. 2. Gently place the upper and lower teeth on the toothbrush grooves, then press the switch and shake it left and right with your hands. 3. Complete the tooth cleaning, clean the toothbrush, and dry. Package List： 1 x Host 1 x Charging Base 1 x USB Charging Cable 1 x Chinese and English Manual