Penguin Vertical Mouse has a unique vertical design that protects against carpal tunnel and repetitive stress injuries. Ergonomic shape offers a comfortable, natural grip that encourages the use of the larger muscles in the forearm and upper arm to reduce the strain on the wrist and hand. Fine cursor control is still achievable with small hand and finger movements. Easy-glide symmetrical base provides a place to rest the hand comfortably alongside the grip. Precision scroll wheel.
Recommended for those with arthritis, wrist injuries, or those who work on the computer for long periods of time.
For sizing measure the distance between the top of the wrist and the tip of the middle finger.
Small fits less than 6 ¾” (17.5 cm)
Standard fits 6 ¾” (17.5 cm) and up.
Plug and Play USB 2.0, Windows XP, Windows Vista, Windows 7, Mac OS X. Precision performance laser has adjustable 800, 1200 or 1600 dpi settings for fast and precise operating movements. For left and right-handed use.
Available in small and regular sizes as well as wired and wireless. If the distance between top of wrist and tip of middle finger is more than 17.5 cm (approximately 6.9 inches) choose standard. If less than 17.5 cm, choose small.