Kensington Pro Fit Ergo Vertical Wireless Mouse

Features Natural Handshake Position Contoured, natural (46.7 degree) slope neutrally positions the wrist, eliminating soft tissue compression. Extended Lip for Little Finger Provides complete support for smoother, larger muscle group movement. Six Button Design Fully-featured mouse with scroll wheel, left, right, forward, back, and DPI (800/1000/1200/1600) buttons. Plug & Play Simply plug in the nano receiver for wireless connectivity up to 20 meters (65.61 feet). Low Battery Indicator Lets you know when it's time to change the battery, so you're never caught off guard. One AA battery lasts up to a year. Nano Receiver Storage Nano receiver conveniently stores inside ...