Features: Effect Function: to remove plaque and stains among gum line for teeth. 5 Modes: clean, sensitive, gum care, white, and deep clean, with oscillates and pulsates 2 cleaning actions, selectable for you to choose. 31000 to 40000VPM dynamic action frequency helps to better clean between teeth and gumline. Toothbrush handle pulses every 30s to remind you to change brushing areas, better protection for you teeth. Auto Timer: 2mins default brushing time for every modes as recommended by dentists. Inductive charging pad provides safe, convenient charging. Built-in 2000mAh high capacity li-ion battery provides you with long time use experience. Food grade Dupont bristles brush, durable. Convenient charging station, for easier charging. Warning: not for patients who have a teeth surgery or wounded mouth, mouth disease. Indication: Low Battery Warning: red flashing vibration motor. Charging Indication: red light in charging, green light for fully charged.