Welcome to our store! 1,The left and right buttons adopt a silent micro-motion design, 250Hz high-return chip, and data transmission is faster. 2,Adopt 2.4G wireless frequency hopping technology, super anti‑interference ability. 3,Ergonomic shape design, comfortable grip, intelligent adjustment of up to 1600DPI, rapid cursor positioning. 4,Innovative red light technology, energy saving and power saving, built-in memory with smart connection. 5,The receiver is plug and play, convenient to use and with good performance. <p class="wang-edit-text"><p class="wang-edit-text"> 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 3 speed and below Operating Distance: Approx. 8meter / 26.2ft Working Method: Photoelectric Wheel Direction: Four-way wheel Battery Specification: 2 x AAA batteries Packing List: 1 x Mouse 1 x USB Receiver <style> .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid 000; border-left: 1px solid 000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid 000; border-right: 1px solid 000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }</style> 1 x Mouse 1 x USB Receiver (Customer Satisfaction) - is our priority. If you notice any problems with the products after receiving the goods, such as damaged goods or incorrect quantity, please contact us immediately. We will do our best to provide you with satisfactory after-sale service. Note: 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. Sold by-Minnanxin