The G602 by Logitech uses an Optical sensor, specifically the AM010, providing a DPI/CPI range of 250 to 2,500 dpi. This results in a tracking speed of 2 m/s - 80 IPS, and a maximum acceleration of >20G. It uses a Wireless/USB connection. It weighs in at 107g grams with the cable, has weights but the batteries can be used as weights and is approximately 139 x 83 x 44mm (LxWxH).
G602 redefines the laws of wireless gaming, with up to 250 hours of gaming battery life. From the pinpoint accuracy of exclusive Delta Zero™ sensor technology to high durability primary switches to 11 programmable controls, G602 offers true gaming performance. Count on G602 to dominate boss after boss.