ST4R PRO M917-PRO ST4R PRO M917-PRO GAMING MOUSE ST4R PRO M917-PRO ช่องทางการสั่งซื้อ Specification Skin friendly finished, Ultra light-weight for both right and left handed Wired/2.4G/BT connecting available High-precision optical sensor Max to 26000DPI 5 programmable buttons and on-board memory Durable buttons switch up to 20 million click Redusr