Item Type: Wireless Mouse <br>Type: Optical mouse <br>Connection with Computer: Wireless <br>Optical Resolution: 1600dpi <br>Number of Keys: 6 (keys) <br>Interface: USB <br>Wireless Transmission Frequency: 2.4GHz <br>Resolution: Adjustable 3 speed and below <br>Operating Distance: Approx. 8meter / 26.2ft <br>Working Method: Photoelectric <br>Wheel Direction: Four-way wheel <br>Battery Specification: 2 x AAA batteries <br>Packing List: <br>1 x Mouse <br>1 x USB Receiver1、The left and right buttons adopt a silent micro-motion design, 250Hz high-return chip, and data transmission is faster. <br>2、Adopt 2.4G wireless frequency hopping technology, super anti?interference ability. <br>3、Ergonomic shape design, comfortable grip, intelligent adjustment of up to 1600DPI, rapid cursor positioning. <br>4、Innovative red light technology, energy saving and power saving, built-in memory with smart connection. <br>5、The receiver is plug and play, convenient to use and with good performance.<p>1 x Mouse</p><p>1 x USB Receiver</p>