【One-touch control, easy to operate】Easy to operate, one-touch switch to meet your different cleaning needs. No difficulty for beginners, let your smile bloom as you please. 【3 cleaning modes, comfortable】3 cleaning modes with different intensity to meet the needs of different teeth cleaning. Soft mode is suitable for new users, Comfort mode is suitable for gum massage and daily use, Power mode is suitable for weekly use (we recommend starting with Soft mode) 【Removal safe and painless】DDKJ dental kit can intelligently identify gums. Dental kits do not work when in contact with gums and other soft tissues, and are only produced on hard objects. It can effectively protect your mouth and prevent gum damage. Truly safe stain removal for adults, children and the elderly. 【2 cleaning heads and ergonomics】Equipped with 2 ergonomic cleaning heads, made of 304 food grade stainless steel, durable to rust, corrosion and abrasion. The curved cleaning head can better clean the tartar on the teeth, and the design is ergonomic. Easy to use and easy to use, it is the best birthday and Christmas gift for your family, lover and friends.