Connectivity Technology Wireless - 2.4 GHz Orientation Right and left-handed Wireless Receiver USB wireless receiver Movement Detection Technology Optical Buttons Qty 3 Features Scrolling wheel, wireless receiver Battery AA type
Connectivity Technology Wireless - 2.4 GHz Orientation Right and left-handed Wireless Receiver USB wireless receiver Movement Detection Technology Optical Buttons Qty 3 Features Scrolling wheel, wireless receiver Battery AA type