Model CZ-011 Quantity 1 Color Blue + black Material ABS Connection Method 2.4G Wireless + wired Connection Type USB 2.0 Operation Distance 5~10m Cable Length 80cm cm Tracking Method Optical Resolution 800 / 1200 / 1600 dpi Power Supply 830mAh lithium battery Supports System Windows 2000 / XP / Vista / 7 / 98 / Me / NT Other Built-in charging function; Surface is made of oil of caoutchouc and polyurethane great hand feeling color won't fade; Frequency: 2402MHz~2480MHz; Power: 3.7V Packing List 1 x Mouse 1 x Receiver 1 x USB charging cable (80cm) 1 x Lithium battery