Slim wireless touch mouse, lightweight and comfortable to grip.Unique touch sensor control brings excellent operation feeling.Featuring left/right and roller button function.High precision 1200DPI offers flexible control.Universal touch mouse for computer and laptop.Type: Wireless Touch MouseMaterial: ABSWireless Frequency: 2.4GHzFrequency Range: 2405MHz-2.475MHzWorking Channels: 16DPI: 1200DPIEngine: OpticalMaximum Moving Rate: 28 inch/secondPower Supply: 2 x AAA Batteries (Not Included)Features: Touch Sensor, Lightweight, Wireless, Portable, UniversalSize: 90mm x 54mm x 20mm/3.54" x 2.13" x 0.79" (Approx.)Notes:Due to the light and screen setting difference, the item& 39;s color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Includes:1 x Wireless Touch Mouse1 x Receiver1 x User Manual (Others Not Included)