The Brightest Cordless Light On Site. The New M18™ Radius Site Light/Charger With One-Key™ Sets A New Standard For Cordless Lights. Capable Of Running Off Of One Or Two Battery Packs, The Radius™ Site/Light Charger With One-Key™ 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. The 2150-20 Features An Integrated Two-Bay Sequential Charger, Creating More Space On The Job Site And Improving Productivity. Additionally, Plug-In And Daisy-Chaining Capability Allows Users To Connect Up To 6 Lights Off Of A Single Circuit. One-Key™ Provides Users The Capability To Digitally Interact With The Light Allowing Users To Customize Light Settings, Track On Or Offsite, And Manage Tool Inventories. A Unique, Stackable Design Makes The Radius™ Site Light /Charger Easy To Transport And Store In All Work Spaces. Built To Thrive In The Toughest Conditions, The 2150 Features A High Impact Polycarbonate Lens, And Ip54 Ingress Protection Against Dust And Water. Consistent With All M12 And M18™ Cordless Lights, The Radius™ Site Light/Charger 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 125 Performance-Driven Solutions That Are Fully Compatible With The M18™ Family — The Fastest Growing 18V Cordless System On The Market.