?Bluetooth Connect & Wide Compatibility: This bluetooth wireless mouse adapt bluetooth 4.0, easy to pair and connect quickly. No more other port or receiver needed, easy to connect. Compatible with all the computer has bluetooth except Mac OS 10.13.3 and Mojave system. ?Silent Mouse Clicks: The button click is barely audible. Enjoy the sound of silence. This quiet wireless mouse will reduce the noise up to 90%, comfortable and quiet clicking, never make a noise, disturb no one.Quiet mice are ideal for public spaces, late night projects at home. ?Rechargeable Build-in Battery: Built in lithium-ion battery, one time fully 2?4 hours charge, can work on 3?4 weeks. Sleep mode. Energy-saving when the power off. ?With 3 Adjustable DPI: DPI800/1200/1600, you are able to change the DPI according to your different demands. 1000 is office mouse territory. This bluetooth mouse using the high performance optical chips, which will work faster and more precision than the traditional mouse. You are able to get your work more efficient and save your time. ?12 Months Money Back: Lifetime technical and service support. If you find this bluetooth wireless mouse is not so satisfying, just contact us for a solution. Plz give us a chance before comment. We aim to offer your the most comfortable customer service.