Innovative LK Optic Switch technology uses the optic switch to react at lightning speed with extreme 0.2ms key response, with an exclusive revolutionary switch design blends the speed and precision of optical technology with a premium tactile stroke, providing the ultimate combo of satisfying key-feel with precise and accurate execution and Without any traditional metal bouncing noise. Performs extreme 0.2ms light speed response! the Optic Switch only needs 1.5mm to actuate 30% faster than traditional metal switch, reacts at light speed without lag, the LK Optic switch has a lifespan of over 100 million keystrokes and with Electronic sealed + water drain hole greatly prolongs the lifetime of keyboard, it came with 8 Silicon Coated Keycaps and you can customize your favorite game with 9 individually programmable keys and a wrist rest to ensure additional comfort.

Features
•Gameat the Speed of Light.
• Key Response Less 0.2ms.
• Ultra Durable, has a lifespan of over 100 million keystrokes.
• Double Secure Water-Resistant.
• 8 Silicon Coated Keycaps.
• Backlit neon glare.
• Anti-Slippery Lift.

Specifications
• Color: Black.
• Brand: A4TECH.
• Keyboard-Compatibility: PC.
• Keyboard-Connectivity-Type: USB.
• Optical Key Response: 0.2ms.
• Cable Length: 1.8m.
• Model number: B328.