1. Battery Powered: The cordless LED work light is compatible with Milwaukee 18V Li-ion batteries 48-11-1852, 48-11-1811, 48-11-1815, 48-11-1820, 48-11-1822, 48-11-1828, 48-11-1840, 48-11-1841, 48-11-1850, etc. (Batteries not included). 2. LED work light with 3 mode settings: Short press the switch button for the first time, the upper three rows of floodlights will light up. Second time, the lower two rows of spotlights will light up. Third time, the spotlight and floodlight will all light up. Long press to turn off the light. 3. 40W 4200LM Super Bright Spotlight: The 5V2.1A USB port on the handle can charge your mobile devices for emergency use. Such as mobile phones, tablets, digital audio devices MP3 MP4 players, USB mini fans, etc. 4. Flexible design: ①90 degree rotating head provides versatility for lighting work surfaces. Light can be projected in multiple directions. ②84 LED lamp beads design, super bright. ③Convenient wrist strap allows you to carry it easily. ④Sturdy and durable zinc alloy material, luxurious and temperament tool work light.