quality. Scaler tip is made of alloy steel, durable, hygienic, anti-rust. The handle is made from anti- skid silicone, convenient to hold. One key operation, integrated design, convenient charging way and long standby time are combined, makes it become more user-friendly product. Versatile. Uses high frequency vibration technology up to 3000 times per minute, this dental tool is special in removing the tough stains, tartar, bacteria and debris from your teeth and gum, help you to care your teeth and get sparkling smile. Adjustable 5 frequency gear. You can adjust the frequency level to satisfy your need. IPX6 waterproof grade, whole body waterproof, convenient for you to clean. Specification: Material: Alloy steel + Silicone Applicable people: Adults and children Rated voltage: 3.7V Rated current: 200mA Waterproof grade: IPX6 Charging voltage: 5V Battery capacity: 300mAh Motor noise: 60dB Weight: 66g Size: 19.7*3cm/ 7.76*1.18inchL*W Package Includes: 1 x Plaque Remover 1 x USB Charging Cable Note: Please allow slightly 0-1cm difference due to manual measurement. Colors can appear different depending on light and how the listing is viewed. Thanks for your understanding and attention. Wish you a pleasant shopping experience! Note: 1. Please allow 1-3 mm error due to manual measurement and 1-3g weight error make sure you don't mind before ordering. 2. Due to the lighting of the photos and the difference of monitors, the pictures may not reflect the actual color of the real item. Please make sure you don't mind before ordering, thank you! About Shipping: 1.please pay attention to your delivery address such as: name, street, house number, doorbell/email without name, etc. is correct, or the order will not be delivered correctly. 2.All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances. 3.During the shopping process, if you have any questions, please feel free to consult us, we will reply you within 24 hours Hope you have a pleasant shopping experience!