Product Brand : AJAZZ Product Name : AJ039 Connection : Wired Battery : No Weight : About 124g DPI : 1200 - 7200 DPI Number of Buttons : 7 Buttons Button Lifespan : 3 Million Clicks Sensor : PixArt A704F Polling Rate : 125Hz Product Material : ABS Injection Molding Cable Length : 1.5m Support System