Highly Efficient - dental scaler uses high-frequency vibration technology up to 40KHZ, which can vibrate 2 million times per minute. It can easily remove stubborn plaque, calculus, and tartar, minimizing the potential damage of manual dental tools and keeping your teeth and gums healthy<br>5 Cleaning Modes - The teeth cleaning kit has 5 modes: soft, comfort, standard, strong, and super strong with a low-noise and low-vibration design. For new users we recommend starting with SOFT mode until your dogs get used to the feel of using it<br>LED & Rechargeable - The dental calculus remover has LED lights on top to see your pet’s teeth more clearly. Charging with Type C USB, it can be used continuously for 1.5-2 hours on a single charge (adapter not included)<br>Safe and Protects Pet's Gums - The tartar remover for teeth only starts working when the cleaning head touches the teeth, and stops working when it touches the gums, and there will be no pain during use<br>Professional Dental Kit - This dental plaque remover tool comes with 3 replacement cleaning heads, a double-ended dental probe, a Tartar Scraper, and Dental Pick. By using the dental scaler to remove build-up plaque, the tooth cleaner tools can help prevent mouth odor and keep your teeth clean and refresh