Logitech M575

Logitech ERGO M575 Wireless TrackballWork In Your Comfort ZoneMinimize 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.Shaped For Hands Like YoursERGO M575 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.Thumbs Up For Thumb ControlGet 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.More Space For All Your (Awesome) StuffERGO M575 features a super comp