Brand N/A Model G-179 Quantity 1 Color White + grey + black Material Plastic Connection Method 2.4G Wireless Connection Type USB 2.0 Operation Distance 10m Tracking Method Laser Laser Type Red Laser Resolution 1000 dpi Power Supply 2 x AA (not included) Supports System Windows 2000 / XP / Vista / 7 Other Free movement within 10m distance; Hidden USB receiver to save space supports plug and play; More accurate positioning; 3-button laser mouse; High performance wearable foot pad; Auto sleepy function more energy saving. Packing List 1 x Wireless mouse 1 x USB receiver