With its 3 mode operation, the DML809 delivers 10000 lumens on high, 4000 lumens on medium, and 2000 lumens on low The Makita DML809 is a super versatile work light that can be powered either by a 14.4V/18V LXT battery or by the mains. When operating via the mains, backup power is provided by the battery and keeps the floodlight on if AC power is lost. With its 3 mode operation, you can expect 10,000 lumens on high, 4,000 lumens on medium, and 2,000 lumens on low. The adjusting knobs enable the user to direct the floodlight to the desired angle. This model is extremely efficient and is IP65 rated for improved operation in harsh job site conditions. Features: 3-mode operation: delivers 10,000 lumens on high, 4,000 lumens on medium, and 2,000 lumens on low Up to 1.7 hours of continuous illumination with two 6.0Ah 18V battery on high Up to 8.5 hours of continuous illumination with two 6.0Ah 18V battery on low Dust and water-resistant construction (IP65 rated) for improved operation in harsh job site conditions LED lights effectively illuminate work area without the high heat of halogens Adjusting knobs enable the user to direct the floodlight to the desired angle Battery or corded operation; compatible with 14.4V/18V LXT batteries Back up power is provided by a 14.4V/18V battery and keeps the floodlight on if AC power is lost (charged battery must be installed) AC cord can easily be stored with built-in cord storage Holds 2 x LXT batteries but operates using one battery at a time; utilizes second battery when needed Specification: Voltage: 14.4V/18V Cordless/Corded: Corded and Cordless Operation AC Adapter Included: Yes Lumens (high/med/low): 10,000 / 4,000 / 2,000 Run Time (high/med/low): 1.7 / 4.5 / 8.5 hrs Continuous Use (max in hours): 8-1/2 hr