Elektrische Zahnaufhellung Zahnstein-Scaler Plaque Kaffeefleck Zahnsteinentfernung Hochfrequenz Schallzahnbürste Zahnreiniger

Features: Working mode: 5 gears (1, 2, 3 tooth cleaning gear, 4, 5 brushing mode) Charging mode USB port Lithium battery Capacity 14500 model /500 mA Rated voltage 3.7V Rated current 200mA Power 0.6 W The power supply is 5V The vibration rate is 31000 times/minute The charging time is about 2H Waterproof grade IPX6 Single box | 22 x 2.2 x 2.2 cm Product size | 21.5 * 2.5 * 2.5 cm