Logitech M240 Silent Bluetooth mouse

The Logitech M240 Silent Bluetooth mouse is a low noise mouse and measures 3.90 in (99 mm) in height, 2.36 in (60 mm) in width, and 1.54 in (39 mm) in depth. 2.60 oz (73.8 g) is the weight when batteries are included. Through the use of SilentTouch Technology, noise generated by middle and left clicks is reduced by 90%. With a DPI range of 400–4000 and increments of 100 DPI, Logitech M240 Silent Bluetooth mouse boasts an optical tracking sensor technology that is smooth. It includes three buttons (left/right click, centre click), a 2D optical scroll wheel, and line-by-line scrolling. With one AA battery (included), the battery life may last up to 18 months, and Bluetooth Low Energy Technology of Logitech M240 Silent Bluetooth mouse allows for a wireless range of up to 10 meters (33 feet).