Vertical mouse: prevents RSIThe left-handed HE Mouse Wireless has a vertical grip which provides a neutral, relaxed position of the hand and wrist. You move from the forearm instead of your wrist, which prevents RSI. The mouse fits comfortably in your hand, and supports your wrist and fingers.
R-Go Tools HE Mouse, Ergonomic mouse, Medium (165-195mm), Left Handed, wireless. Form factor: Left-hand. Movement detection technology: Optical, Device interface: RF Wireless+USB, Movement resolution: 1600 DPI, Buttons type: Pressed buttons, Buttons quantity: 4, Scroll type: Wheel. Power source: Batteries. Mouse weight: 124 g. Colour of product: Black, Silver