Energizer Hard Case Professional LED Work Light Has A Sturdy Base To Stand Upright, Or Attach It To A Metal Surface For Hands-Free Lighting. Two Optimized LED Modes Allow A Greater Runtime And Beam Distance. This Light Is Exceptionally Durable And Weather-Resistant To Withstand Use In Harsh Work Environments. Includes Four AA Energizer MAX Batteries. Light Output: 350 To 150 Lumens ; Run Time: 10 To 40 Hours.