When jobsite tasks demand dependable illumination, the Coast CL40R 3900 Lumens Clamp Light provides up to 3900 lumens in a portable task-focused design. Its maximum beam distance: 87 m and runtime up to 16 hours support close-range work and wider-area visibility. IP54 water- and dust-resistant construction combines with power source: built-in zithion rechargeable to support maintenance, inspection, and jobsite productivity.