The brightest cordless light on the site. The M18™ RADIUS™ Site Light sets a new standard for cordless lights. Capable of running off of one or two battery packs, The RADIUS™ Site Light delivers full workspace coverage with 9,000 lumens for maximum 360° coverage. Adjustable output levels gives the user the ability to light the site for up to 14 hours off of one full discharge. Additionally, plug-in and daisy-chaining capability allows users to connect up to 12 lights off of a single circuit. A unique, stackable design makes the RADIUS™ Site Light easy to transport and store in all work spaces.  Built to thrive in the toughest conditions, the 2151-20 features a high impact polycarbonate lens.  Consistent with all M12 and M18 cordless lights, the M18™ RADIUS™ SITE LIGHT is backed by a 5-yr tool warranty and limited lifetime LED warranty. Focused on improving productivity for professionals in the trades, MILWAUKEE® offers more than 200+ performance-driven solutions that are fully compatible with the M18™ family — the fastest growing 18V cordless system on the market.