Ergonomic comfort design, relaxed hand and arm: The comfortable, sculpted ergonomic shape naturally fits your hand
Smooth thumb control, precise tracking: Great cursor control on any surface. Adjust the cursor speed with Logitech options software
Perfect for tight workspaces: Because the trackball doesn’t move, it’s perfect for tight workspaces and busy desks
2 Ways to connect and multi-OS: Connect simply with bluetooth or the USB receiver and never worry about drop-offs or lag up to a 33 ft (10m) range. Nominal value: 400 dpi
Plastic parts in ERGO M575 include post consumer recycled plastic (Graphite/Black: 50%, Off-White: 21%). Uses FSC-certified paper for responsible packaging
Up to 24-month of use from a single AA battery with the USB receiver, you might just forget your trackball uses batteries at all
Convenient controls: Moving between documents or browsing your favorite websites is a breeze with large, easy-to-reach Back/Forward buttons and the precision scroll wheel. USB Receiver Height: 0.74 in, Width: 0.57 in, Depth: 0.24 in
Amazon.com Return Policy:You may return any new computer purchased from Amazon.com that is "dead on arrival," arrives in damaged condition, or is still in unopened boxes, for a full refund within 30 days of purchase. Amazon.com reserves the right to test "dead on arrival" returns and impose a customer fee equal to 15 percent of the product sales price if the customer misrepresents the condition of the product. Any returned computer that is damaged through customer misuse, is missing parts, or is in unsellable condition due to customer tampering will result in the customer being charged a higher restocking fee based on the condition of the product. Amazon.com will not accept returns of any desktop or notebook computer more than 30 days after you receive the shipment. New, used, and refurbished products purchased from Marketplace vendors are subject to the returns policy of the individual vendor.