Light your way easily with the Cyclops Micro Mini LED Hat Clip Light. The 5 white LED light bulbs produce 9 lumens of light and provide up to 17 hours of illumination, while the top-mount design and 15° bulb angle offer an unobstructed line of vision. The clip operates with a push button and weighs less than an ounce for ease of use. 2 CR2016 lithium batteries included.