Mouse button: 7 buttons;Black matt UV Oil painted on top case;Pixart 3330 sensor with cloud software;Side case can changable6 level real Resolution : 800-1600-2400-3200-5000-7200 DPI;OMRON switch in 10 million times clicking life for left&right keys;11 led modes for two sides changeable by press forward key&roller together or by software;Cable length: 1.7meter fabric cable with mag net and golden USB plug.Mouse size: 122.4*65.5*43mmPolling rate:125-250-500-1000Hz switchable,adjust by softwareMouse Weight: 140g ± 5g;36pcs/carton CLOUD SOFTWARE