V7 Bluetooth 3.0  Adjustable DPI, 4-Button Wireless Optical Mouse for Windows, Android, Tablets, Smartphones - Extended Battery Life with Sleep/wake &ndash; Black Ambidextrous mid-size design for comfortable use in either hand Premium glossy piano finish and anti-slip textured side panels Selectable resolution up to 1600Dpi, 4-buttons with integrated scroll wheel provide quick precise navigation Smart power management with sleep/wake function and on/off power switch Reliable Bluetooth 3.0 wireless technology Connects wirelessly via Bluetooth 3.0 technology up to 30 feet away from Bluetooth enabled tablets, laptops and smartphones providing a cable-free and clutter free tabletop. Slim ambidextrous mid-size design makes it the perfect companion when you take your technology on the road providing a portable solution that is easily stowed in a backpack, messenger bag, or case. Premium glossy piano finish with anti-slip textured side panels that is comfortably used in either hand. 4-buttons with integrated scroll wheel and selectable resolution 800 / 1200 / 1600 dpi provide quick precise navigation. Smart power management will notify you when your batteries are running low and conserves power with the auto sleep/wake function. On/off power switch lets you power down when you're ready for travel.