Logitech M240 Silent Bluetooth Mouse White

The Logitech M240 Silent Bluetooth Mouse White is 3.90 in (99 mm) tall, 2.36 in (60 mm) wide, and 1.54 in (39 mm) deep. It weighs 2.60 oz (73.8 g) with batteries. With its SilentTouch Technology, the noise generated by left/right and centre clicks is reduced by 90%. It boasts a smooth optical tracking sensor technology with a 400–4000 DPI range and 100 DPI increments. Logitech M240 Silent Bluetooth Mouse White has a 2D optical scroll wheel for line-by-line scrolling and three buttons (left/right click, centre click). One AA battery (included) provides up to 18 months of battery life, and Bluetooth Low Energy Technology allows for a wireless range of up to 10 m (33 ft).