MS-068 Mini Laser Optical Mouse Wireless Optical Mouse with ergonomic design and stylish shape, suitable for right handed and left handed user. Free to cruise the web, check your e-mail and more. Features: ?Wireless radio frequency (RF) technology works without driver. ?Advanced optical mouse offers the most accurate cursor control and facile movement. ?USB receiver with factory default ID, provides plug & play function and LED Light shows transfer status. ?Compatible for windows 98SE/NT/2000/ME/XP or above ?Super power saving by Auto-sleep and button wakeup or manual power off and on function. ?Battery-Low LED alert (optional).