• Model Number SGM-2005-KLOW1• Available Color Black• Body Coating Material Soft Touch Paint• Sensor Avago 3090• DPI 4000• Onboard Memory 128KB• Polling Rate 1000Hz/1ms• Maximum Tracking Speed 60ips/20g• Button Available 7 Keys• Dimensions (W x H x D) 60.4 x 40.2 x 124.8 mm/2.38 x 1.58 x 4.91 inches• Weight (with USB Cable) 120g/0.27lbs• Weight (without USB Cable) 86g/0.19lbs