?Compatibility & Product Warranty?Supports Windows 10, Windows 7 PC, laptop, desktop.(For OS system or Linux, not support three-four finger gestures and precision settings) 30-day Money Back + 12-month Manufacturer Warranty.Please feel free to contact us via your order page and click "Contact Seller". We provide 24 hours quick-reply and lifetime friendly customer service for you. ?Plug and Play & Stable USB Connection?Just Plug the USB cable into your computer’s USB port, the touchpad is ready to work, no additional driver needed. Reliable and stable connection through a USB C cable, enables you to use it freely without any connection problem. ?Support High Precision Settings on Windows 10?Our touchpad will be recognized as a precision trackpad to set all the tap to click and multiple finger gesture support. For example, you can set the three/four finger click as middle button mouse click, activate "Cortana", Play/Pause or just disable it. ?Ultra Slim Metallic Touchpad?Designed with durable metal base and anti-slip pads on the bottom. 6.3 Inch large touch screen. Touch Dimension: 136*85mm(5.4*3.4 inch), thickness 3-5mm(0.12-0.16 inch). Slimmer than Apple Magic Trackpad. ?Intuitive Multi-Touch Navigation with 5 Hotkeys?Point, scroll and swipe your way through web pages, emails, documents and more with simple gesture-based controlling. Convenient hotkeys: One-touch mute button; Left/middle/right mouse button press and hold; Enter. With the "left mouse press and hold" button, easy to select a text from a block of text, grab large area or something includes image and such.