Specifications: Wireless gaming mouse with USB receiver. 2.4GHz digital wireless transmission, working distance up to about 10 meters. Intelligent energy-saving technology, low consumption and durable. Ergonomic shape design, comfortable grip and not easy to feel fatigue. With 6 buttons, including rollers, forward and backward page turning buttons, users can browse easily. Item Name: Wireless Gaming Mouse Material: ABS Wireless Range: about 10 meters Interface: USB DPI: 800-1200-1600DPI Wireless Transmission Frequency: 2.4 GHz Power Supply: 2 x AAA Batteries (Not Included) Features: Wireless Operation, Ergonomic Design, Battery Powered, Comfortable to Hold Size: 108mm x 75mm x 38mm/4.25" x 2.95" x 1.50" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Wireless Gaming Mouse 1 x User Manual