Specifications:For this model,Website:http://www.sungi.net, our normally stock is 2.4G wireless version, but also can OEM Bluetooth version for clientType: Bluetooth Mouse(OEM)Color: Black/White/customized any color for clientMaterial: ABSWeight: 60gInterface : BluetoothDPI: 1000, 1200 and 1600 adjustableTracking method: OpticalNumbers of button: 4DWorking range: 10mBattery type: 2xAAA batteries(not included)Key life: 3,000,000Hand orientation: Both handsNANO receiver hidden in the Mouse buttonBuilt-in energy saving systemScroll easily in any directionApplication: Desktop/Laptop/Android tv box, ect.Packing: Normally white color box/Crystal box/OEM packing also providedOEM service: YESPackage and Delivery:One USB receiver and one wireless mouse in one white color box or a crystal box; 50pcs small packing box in one cartonShip via DHL/FEDEX/UPS/EMS/TNE, ect,OEM order ship out within 7-15 working days after deposit(depend on)