&bull; Compatible with Windows(R) 7/8/10;&bull; Ideal for right-handed use;&bull; Wireless trackball works up to 30 ft. away; operates on 12 different channels, each with 65,536 different IDs; multiple channels provide reliability to ensure other wireless devices won't interfere with mouse;&bull; 2.4 GHz wireless connectivity;&bull; Equipped with 10 million times lifecycle microswitch; provides durability and reliability;&bull; Programmable driver with friendly user interface; ability to change lighting options, button assignments, DPI sensitivity, and macros to each button;&bull; Ergonomic contour design for maximum comfort; minimizes forearm muscles from twisting and pains from Carpal Tunnel Syndrome;&bull; Large 1.25 in. trackball with optical sensor tracks accurately and precisely with less muscle movement for maximum comfort; detachable for easy cleaning;&bull; Adjustable DPI switch; moving speed from 400 to 4800 DPI;&bull; Forward/back button provides extra convenience for web surfing;&bull; Power saving on/off switch maximizes battery life up to 6 months;&bull; Stowable nano receiver plugs into laptop or tablet;&bull; Includes nano receiver, 2 AAA batteries, and quick-start guide;<br /><br />Length: 7.90"<br />Width: 6.70"<br />Height: 2.40"

Adesso iMouse T30 iMouse T30 Wireless Programmable Ergonomic Trackball Mouse for Windows