The Streamlight SL-SideSaddle USB Rechargeable LED Lighting System enhances your safety and visibility with its powerful yet compact design. Engineered for versatility, this hands-free safety light securely mounts to various hard hats and helmets without hindering accessory use. Boasting 400 lumens and programmable dual LED beams, it ensures optimal brightness in any scenario. 4,250 Candela 400 Lumens Includes Hard Hat Mount Kit Does Not Include Hard Hat Stay illuminated and safe in any environment with the SL-SideSaddle lighting system.