USB Rechargeable Ultrasonic Electric Tooth Stain Remover [Product Contents] Main unit 3 Cleaning heads Scaler Mirror Charging cable Instruction manual (English) ① Ultrasonic electric sonic vibration (5 levels adjustable) makes it easy to remove tartar and nicotine stains. ② Comes with 3 types of cleaning heads, use them according to the area. ② Equipped with LED light to find tartar and stains without missing them. ③ USB charging, can be used for about 2.5 hours on a full charge. ④ Waterproof performance IPX6 ⑤ Comes with a tooth stain remover scaler and a mouth mirror, so you can check even the back of your teeth without missing anything. Imported from overseas, there may be dents on the outer box. Thank you for your understanding. Whitening Dental care Mouth care Tartar removal Tartar removal Nicotine stain removal