This cap has two LEDs in the brim and two LEDs under the brim. The LEDs in the brim provide illumination up to 50 feet and the two under the brim are excellent for close-up tasks. For maximum visibility, all four LEDs can be used together. The LEDs emit white light and have a bulb life of approximately 100,000 hours. Four CR2032 long-life lithium batteries are included which provide more than 30 hours of continuous light. Available in lime, orange, black or navy - all of which are ANSI 107 Class headwear, made from 150D oxford polyester with mesh venting panels.