Innovative LK Optic Switch technology uses optic switch to react at lightning speed with extreme 0.2ms key response, always one step ahead than your enemies, creates more passionate for gamers. Innovative LK Optic Switch technology uses optic switch to react at lightning speed with extreme 0.2ms key response, exclusive “long-lasting” typing sound and tactile feedback, creates more passionate for gamers.LK Optic Switch travel with distance of 3mm, which is 25% faster than traditional metal switch. (Traditional metal switch travel at distance of 4mm) LK Optic Switch reacts at lightning speed without lag. (Traditional Metal Switch delays 18~30ms due to metal bouncing) LK Sound Creator Technology developed for “long-lasting” typing sound, while regular switch uses metal friction to generate typing sound and tends to fade away after a several months. LK Optic switch has a life span of over 100 million key strokes. (Traditional metal switch tends to oxidize and wear out easily) Relocate the Num-Pad to the left of the keyboard in order to create larger space for the mouse. Customize freely 3 types of RGB Animation modes with 16.8 million color options, making your own unique “Self-Customize RGB.6 Types of lighting effects are preloaded in the keyboard by default. Adjust the lighting effects by pressing the “FN” keys with “F12” keys to rotate without driver. Top panel made of aluminum alloy for a cutting-edge tech finish and provides stronger and more resistant to corrosion than common panel. Ultra-soft rubber wrist-rest for extreme comfortness, detachable design for easy storage. Innovative “Full Anti-Ghost” technology offers N-key rollover without key jamming or ghosting for all games. Press Fn+F8 will disable “Windows” key to avoid interruption. The LK Optic Switch is surrounded by a 6mm barrier to prevent water damage from spill. loody keyboards feature the unique design, high-quality precision and state-of-the-art technologies. Focusing on details, convenience and ergonomics makes it at the top. As the centerpiece to your gaming setup, Bloody keyboard is designed to deliver total satisfying control right to your finger-tips.