Size : 131(L)× 65(W)× 40(H)± 0.5mm Weight : 134g士 5g (Contains built-in weighted iron) Resolution : 800/1600/2400/3200 DPI Rating: 5V-150mA Number of keys: 8 KEY lnterface : USB OS : Windows XP/Vista/7/8/10/11 - Mac10.x