LIGHTFORCE Switch, Breakthrough Hybrid Opto-Mechanical Switch Provides Higher Speed and Reliability Through Optical Actuation State-of-the-art gaming sensor delivers sub-micron accuracy with zero filtering, filtering and acceleration Redesigned DPI toggle button, allowing you to choose a configuration that suits your grip and style Weight reduced to 89 grams Size: 131.4*41.1*79.2mm Weight: 89g ~ • Return and refund are not accept. • Free shipping to HK/Macau when spending over $500 onwards • China area shipping fee $130 + Local SF Express • Two business day shipping. Sent via SF express. • Exchange of defective units purchased in 7 days ~ *Photo for reference only