... . working temprature is -40~60 degree, durable to extremely enviroment4. the light is bare directly, high brighness5. long lifespan, >50,000 hrs6 ... separeately, if there is one light break down, you just need to cut off the bad light and replace it with a new ... one.8. Full color light with IC, each light can get an address from the controller. With SD card controller, it ...