Minimize movement and maximize comfort with ERGO M575, A wireless trackball with a sculpted ergonomic shape. With no need to move your arm around to move the cursor, your hand and arm stay relaxed. The smooth and responsive thumb control can be used anywhere and since it doesn’t need to be moved ERGO M575 is perfect for tight desk spaces. It has been designed and developed to ergonomically fit the shape of your hand. And with no need to move your arm around to move the cursor you’ll reduce fatigue in your hand and arm. Get on a more ergonomic track with exceptionally precise trackball control. Your thumb will glide across the smooth ball surface with total ease thanks to transparent finish coating. And the high-performance optical sensor matches great accuracy with ultra-low power consumption. It features a super compact footprint since it doesn’t move to control the cursor. It’s ideal for tight workspaces, or for those of us that have desks full of papers, personal items – and sometimes even a bowl of cereal. Includes Ergonmic mouse M575, USB Receiver, 1 x AA Batteries, Quick start guide. Optical sensor. Wireless range 10m. Nano receiver. 5 buttons. Programmable buttons. Scroll wheel. 4 way scroll. Battery indicator light. Approximately 24 months battery life. Batteries required 1 x AA (included) . Manufacturer’s 2 year guarantee. EAN: 5099206092273.