ship from Japan [Features]: High performance gaming mouse that can be customized in 2700 ways Magnesium alloy chassis and titanium screws Sensor Pixart PMW 3389, DPI range up to 16000, USB polling rate up to 3,000HZ, tracking speed 400 IPS, acceleration up to 50G, frame rate 12,000, left/right button endurance up to 50 million times, number of programmable buttons 10, weight 105G (cable not included)