Quick Details:Type: Bluetooth Wireless Interface Type: Bluetooth DPI: 800/1200/1600DPI Bluetooth Version: 3.0 Material: ABS Keys: 2 Scroll wheel: Touchable Battery: Built-in lithium 750mAh
Packaging & Delivery:Product size:113*55*19MM Product weight :60g Delivery Time: Shipped in 3 days after payment
Product description: Battery:Built-in lithium 750mAh
Working surface:With or without mouse pad
Compatibility:Windows 7/8, Vista, XP,2000,NT,ME or MAC, Android etc.