Loading... Please wait...MasterVision 3 LED cap light. This light weight, compact cap light is engineered to withstand extreme conditions and rugged use. This cap light is powered by 2 lithium coin cell batteries for hours of ultra bright white light from 3 LED bulbs with 100,000 + hours of burn time. This cap light is water resistant and attaches to the brim of a cap for the most powerful hands-free light source available. This cap light is an essential tool for the professional and recreational outdoorsman, mechanic, hobyist or anyone who needs a ultra bright hands free light. The G2 cap light features a strobe mode for communication.