Leisure Auto Security Equipments Ltd, established in 2009, is a factory dedicate in car safety products, especially driver fatigue alarm system. the new products driver fatigue alarm is a fruit of our 8 years' research and development, it is different from any other kind of system on the market, it is the best way to monitor the driver's status. It adopted the most advanced non-contact infrared camera to capture human eyelid and retina status,( in general, before entering drowsy driving status, human retina was less and less sensitive to the light outside), analyzes the driver's fatigue status according to PERCLOS method, and give out voice alarm before the driver falling asleep. It can also detect the driver's distraction and give out voice reminders to prevent accidents, such as talking with back passengers, adjusting audio, or operating navigator, pick up thing from the ground and so on.