Features: Experience fast responsing times with the HE30 Corded Mechanical Keyboard optional color. Featuring magnetic switches and key ranging automatically adjustment, surpassing traditional mechanical switches in speed. With a not contact linears touch mechanism, this keyboard offering smoother keystrokes and boasts durability withstanding over a billion presses. HE30 keyboard adopts 7.0 magnetic shaft, total strokes 3.8±0.3mm, pressure 37±10gf, full strokes pressure 60±10gf For gamers, programmers, and office professional who demand efficient input and neat work space. Specifications: Model：HE30 Corded Mechanical Keyboard Size：about 15x11.5x4cm/5.91x4.53x1.57in Component：Plastic Total Strokes 3.8±0.3mm Pressure 37±10gf Full strokes pressure 60±10gf Color：Optional Features: Colorful backlighting and Adjustable Package Includes: 1PC HE30 Corded Mechanical Keyboard note: There might be a bit color distortions due to different computer resolution There might be size errors due to different computer resolution