Logitech ERGO M570 Wireless Trackball Mouse - for Windows, PC retailer and Mac

Product Name: Logitech ERGO M570 Wireless Trackball Mouse - for Windows, PC retailer and Mac
Key Features All-day retailer comfort Work in comfort with a stable, sculpted trackball that supports your hand and lets you rest your arm. Small wonder Logitech Unifying receiver—the tiny, wireless receiver that stays in your laptop and lets you add compatible devices as you need them. Super powered With up to 18 months of use from a single AA, you might just forget your trackball uses batteries at all. Trackball comfort Your trackball stays in one place, so you don't have to move your arm to move your cursor. Its sculpted shape supports your hand to let you work all day in comfort. Compact footprint Short on space? No problem. Because the trackball doesn't move, it's perfect for tight workspaces and busy desks. Logitech Advanced 2.4 GHz wireless You get the reliability of a cord with cordless convenience and freedom—fast data transmission and virtually no delays or dropouts. Logitech Unifying technology Easily connect up to six compatible wireless devices—keyboards, number pads o.