The MILWAUKEE M18 Work Light lasts 600X longer than conventional incandescent light bulbs. The LED work light is powered by M18 REDLITHIUM batteries, running up to 4X longer on a single charge. The work light features a 135 degree rotating head to easily direct the light beam at the desired work area and an integrated hook allows for hands-free use. The cordless work light features a sealed aluminum head to provide impact and weather resistance and comes with a limited lifetime LED warranty, the LEDs never need to be replaced.