Safe to Protect Your GumsThis dental plaque remover tool adopted the professional ultrasonic technology, the vibration frequency can reach 40KHZ. Easily crush stubborn tartar, hard tartar, coffee stains or smoke stains, protection of the gums, it will only work on hard objects and will never harm your gums.First Dental Calculus Remover with Camer & WiFiOur ultrasonic plaque remover built-in 1080P high-definition camera, LED lights and WIFI technology, so that you can see the condition of your teeth clearly when using the device. You can check your teeth from your mobile phone by connecting to the APP, and save pictures and videos at any time to easily manage your dental health state.3 Cleaning ModesThree adjustable working modes: Mild/Normal/Strong. Meet the needs of different teeth cleaning, choose the mode depending on the amount of calculus you need to remove. It can be used by adults, the elderly, teenagers, children, pets, and there is no need to worry about the strength and whether it will accidentally damage the gums.Easy to UseIt's IPX7 waterproof too so you don't need to take anything apart. If you want to connect to the app, you can scan the QR code on manual to download and install app, operate according to the instructions of the instructions, you can immediately view every detail inside the teeth in real time.Multiple Charging WaysThe ultrasonic plaque remover with a 800mAh lithium battery, built-in type-C charging port and comes with a USB cable, you can charge the device via power bank, phone charger or PC etc. 2 hours fast charge for about 12 times use(5 mins/time). ( Please keep move ultrasonic tartar scraper when using, avoid staying in the same position for a long time, causing dental discomfort. It is recommended to rinse your mouth with water after using for a period of time.