Type: Optical mouseConnection with computer: wiredApplicable models: laptopPhotoelectric resolution: 1000dpi (dpi)Number of keys: 3 (keys)Interface: USBWirele transmiion frequency: 2.4GHzWhether to support ergonomics: supportAdjustable resolution: three gears and belowOperating distance: 1.2 (m)Working method: photoelectricWheel direction: wheelCable length: 1.2 (meters)The package includes:1*mouse Dear buyer,Welcome to our store. if you want buy more than we listed, please contact us.Welcome to visit.Hope you have a nice day! Long battery life: Thanks to energy-saving engineering, the battery replacement interval can reach 18 months, and the silent mouse automatically goes to sleep when not in use to save battery life Universal design for both left and right hands: This wireless mouse is ergonomically designed, more comfortable and precise than a touchpad, suitable for left-handed and right-handed users, and small enough to be carried in a bag Vivid color options: Personalize your workspace with the eye-catching colors of this wireless mouse, adding a touch of style to your desk. Portable and durable - The USB receiver plugs into a PC USB port and can be conveniently stored inside the wireless mouse when not in use. Perfect for work and play at home or in the office.