Features： 1、The brush head is made of food-grade material to ensures the safe and harmless, easy contact with the blind area of the mouth to protect the healthy gums. Anti - fall, anti - spread, round grinding process. 2、 Minutes automatic shut down help ensures the recommended brushing time. Divide the oral cavity into four areas for balanced cleaning, and remind to replace one area every 30 seconds. 3、5 Vibration modes: cleaning, polishing, whitening, gingival care, sensitive, easy to solve oral problems. Whole body waterproof designs, the body can withstand water rinse and soak, IXP7 waterproof base, can be put into water for a short time, performance is not affected. 4、The flowing energy generated by the high-frequency vibration instantly transforms the toothpaste and water into micro-bubbles, which are rapidly compressed, rapidly expanded and ruptured to produce a large waves of cleaning force, washing every corner of the mouth and breaking down stubborn tooth stains. 5、After each use, the toothbrush will remember the selected mode, will automatically stay in the last use of the mode when use again. Specification： Item Type: Electric Toothbrush Material: ABS Optional Color: Yellow, Green Charging Method: 5V-USB charging Voltage: 3.7 V Power: 0.5 W Waterproofing Grade: IPX7 Battery Type: Lithium battery Battery Capacity: 450mAh 5 Modes: Cleaning Mode: Deep cleaning under the gingival line or the dead corner hard to reaches with manual toothbrush, complete and effective cleaning. Polishing Mode: Work intermittently, brush for 2 minutes to quickly polish and brighten the teeth. Whitening Mode: Cleaning the dirt on the surface of the teeth to achieve the whitening effect Gingival Care: Work intermittently, effectively improve gingival bleeding, cleaning teeth. Sensitive Mode: A gentle brushing mode for sensitive teeth and gums during the sensitive period. Package List： 1 x Toothbrush Host 4 x Toothbrush Head 1 x Toothbrush Dust Cover 1 x USB Cable 1 x Charging Interface Waterproof Cover