Has too much inconvenience with the mouse especially when using laptop on trip or playing games? With this type of wireless optical mouse, you will enjoy an ultra portable and fluent using experience! The optical mouse is powered by 2pcs AAA batteries for convenient use. Ergonomic design, it fits snugly under your palm and smooth touch gives you comfortable grip. No trouble of the tangled cable, adjustable DPI allows you to enjoy the best game experience. Features - Color: Black - Material: ABS - Size: Approx. 11.8 x 8.1 x 2.8 cm / 4.6 x 3.2 x 1.1 inch - 2.4G Technical SPEC - : 2402MHz-2480MHz - operation channel: 16,automatic frequency hopping - Range: 0-10M / 0-32.81 - Rated voltage: 1.5V - Rated current: 12-20mA - Max. Acceleration: 14 /Sec - USB: ver 1.1/2.0 - Power supply: 2 AAA batteries (not included) - Number of keys: 6 - Key stroke: 0.8mm - Key strength: 60-70 + 10g - Lifespan : 3 million times - Operating system: Windows98se / WindowsME / Windows2000 / / Windows2003 / version - 2.4GHz digital wireless transmission,operation distance is up to 10 meters. - -skid mouse roller with built in light, very cool and special. - 6 keys multifunctional wireless gaming mouse, wireless transmission and . - Intelligent connectivity, no need to code, plug-and-play. - Ergonomically designed for comfort grip. 800dpi/1200dpi adjustable. - Shortcut button can be used to browse the or applications, easily on the toolbar "forward" and "backward" function - , power off completely when not in use. Package list: 3 x 2.4GHz Wireless Gaming Mouse 6 Buttons USB Optical Mouse with USB Receiver DPI For Desktop PC Laptop