Product information: Model: T32 Rate of return: 250HZ Movement speed: 30IPS Refresh rate: 4800FPS Acceleration: 10G Color Classification: Black / Silver Wireless technology: 2.4GHz Wireless distance: 10m Micro switch life: 10 million times Number of keys: 6 keys Battery type: 1 * AA batteries (not included) Work: Photoelectric Rated voltage / current: 1.5V/10mA Four-speed switching: 1200-1800-2400-4800 Net Weight: 89g Product Size: 12.5x8x5.5cm Gross Weight: 125g Packaging Size:13.8X9.3X6.5cm Features: 1. Can be a key control: power switch. 2. Enjoy 2.4G wireless technology, office casual games applicable. 3. Innovative aluminum side roller design. 4. Vertical side horizontal operation design, bid farewell to the "mouse hand".. 5. Wireless receiver, can be received within 10 meters of wireless. How to use: Open the battery cover and remove the micro receiver installed on the bottom of the mouse. Plug the receiver into your computer's free USB port. Packing list: 1 x Mouse 1 x USB Receiver 1 x English User Manual Product Image: