High output. secure attachment. Powered by RE’sITHIUM USB, the USB Rechargeable Hard Hat Headlamp delivers 475 Lumens of TRUEVIEW High Definition output and is capable of all-day runtime, over 2,000 recharges and 3X faster charging via USB. Optimized for use with hard hats, its slip resistant strap and clips provide easy and secure attachment. A water, dust and drop resistant body and lens allows it to withstand the toughest conditions. Get maximum control over output, coverage and runtime with 5 different modes, flood, spot and spot/flood patterns and up-to 31-hours of runtime. The RE’sITHIUM USB Battery can be recharged in the light via USB or swapped out with additional RE’sITHIUM USB Batteries for virtually no downtime. Color: Blacks.