1.high-frequency vibration 2.minimalism compact design 3. easy use and maintenance 4.human and pets teeth cleaning. 5. factory sale, oem welcome five adjustable modes allow for the quick switch by one-button control, suits to different teeth types, and meet multiple applications. ergonomic streamline body delivers comfortable and secure grips, user-friendly to hold for long time use. the medical-grade 304 stainless steel tips, no rust, and corrosion-resistant for a long time safe use, easy to operate for the hard-to-reach areas with easy grips. eco-friendly and lightweight material for carrying convenience, interchangeable heads for easy cleaning, hygiene, and maintenance- suitable for both home and travel use..syi