2.4GHz Wireless 1600DPI 10M Nano Receiver Notebook Optical Mouse

16 automatically switchable working frequencies and over 60000 groups of secure encoding to free external interference Nano super mini receiver, Plug and play Type: Mouse Mouse Type: Ultra-thin Mouse Connect Type: 2.4GHz Wireless Optical Resolution: 1600DPI Key Number: 4 Wireless Distance: 10m Location Technique: Optical Interface Type: USB2.0 Battery Type: Built-in Battery Battery Capacity: 350mAh Working Voltage: 3.0V Working Current: 15mA Charging Time: 2-3 hours Net Weight: 56 g / 1.98 oz Size: 113 x 59 x 25 mm / 4.407 x 2.301 x 0.975 inch