Specification: Item Type: Wireless Mouse Type: Optical mouse Connection with Computer: Wireless Optical Resolution: 1600dpi Number of Keys: 6 (keys) Interface: USB Wireless Transmission Frequency: 2.4GHz Resolution: Adjustable three levels and below Operating Distance: Approx. 10meter / 32.8ft Working Method: Photoelectric Wheel Direction: Four-way wheel Battery Specification: 2 x AAA batteries (not included) Size(LxWxH): Approx. 103.5 x 70.5 x 38.6mm / 4.1 x 2.8 x 1.5in Package List: 1 x Mouse 1 x USB head See more

【Easy to Carry】- Built‑in memory, no need to code with smart connection. Adopt for Nano receiver, plug and play, easy to carry. 【Optical Resolution】- Intelligent adjustment of up to 1600DPI, which realize rapid cursor positioning. 【Anti-Interference】- Using the latest 2.4G wireless frequency hopping technology, possess super anti-interference ability. 【Power Saving】- 250Hz high return chip bring faster data transmission. Innovative red light technology, energy saving and power saving. 【Ergonomic Design】- The left and right buttons adopt a silent and micro-motion design, ergonomic shape design bring an comfortable grip.