Check the listing for details. Portable Wireless Mouse, 2.4GHz Silent with USB Receiver, Optical USB Mouse. Condition: New. Listed at 5.99 USD. Product detailsConnectivity TechnologyUSBSpecial FeaturewirelessNumber of Buttons4Hand OrientationAmbidextrous▶[HIGH DURABILITY & STABLE CONNECTION]: computer mouse has 5,000,000 clicks keystroke test to guarantee superb durability. 2.4GHz wireless mice provide a fast, stable connection. High anti-interference performance with 33ft/10m transmission distance, effectively eliminates delays, dropouts, and interference▶[HIGH RESPONSIVENESS & SILENT CLICK]:3 adjustable DPI levels（800/1200/1600) enable you to choose your own cursor speed which you like. Responsive and mute buttons eliminate 90% noise and distractions for you, make you concentrate on working or entertainment without worrying disturb others.▶[WIDE COMPATIBILITY & PLUG and PLAY ]: cordless mouse is highly compatible with Windows 7/8/8.1/10/XP, Vista, Linux, Works well with the laptop, desktop, PC, MacBook, and other devices.Comes with a USB receiver (stored in the back of the mouse), no need installation other devices.Need 1 AA batteries required(Not included)▶[POWER SAVING & EASY CARRYING]: USB wireless mouse has independent On/Off switch and auto-sleep mode. Wireless mouse for the laptop will enter auto power-saving mode after 8 minutes of inactive, click any button, and moving to activate it. Portable and compact size, perfect for traveling carry.▶[ERGONOMIC DESIGN & SERVICE]: Symmetric and ergonomic mouse can free your right or left hand to be more comfortable even during long working or gaming time. We offer 12 months product warranty and 24/h professional service. If you have any questions, please feel free to contact us.