Description This item is a professional gamer mice for gaming. Perfectly designed to fit snugly under your palm, the ergonomic shape gives gamers the most comfortable gaming experience during the most testing of battles. Humanized design, you will get the most comfortable and most special game experience. Enjoy the amazing gaming atmosphere with this mouse. Features - Color: Red. - Material: ABS. - Size: 10.00X6.00X3.70cm/3.93X2.36X1.45in - Number of Buttons: 4. - Port: USB. - Interface: 2.4G. - Wireless Carrier Frequency: 2402MHz-2480MHz. - Rated Voltage: 3V. - Rated Current: 13mA. - Acceleration: 14 inches per second. - Resolution: 500 CPI / 1000 CPI. - Power supply: 1 x AA battery (not included). - Up to 10 meters of operating distance. - Ergonomic shape, fit snugly under your palm, effectively reducing fatigue when using. - Plug and play. Active tracking frequency modulation, automatically connect without match code. - Two-way high 2.4G wireless transmission mouse, flexible and smooth. Up to 10 meters of operating distance Ergonomic shape, fit snugly under your palm, effectively reducing fatigue when using Plug and play Active tracking frequency modulation, automatically connect without match code Two-way high 2