Versatile battery compatibility: This compact handheld flashlight is designed for use with a wide range of 18V LiIon batteries, including BL1830, BL1815, and BL1860. It offers flexibility for users who already own these power tool batteries. Battery is not included. Practical USB charging port: A USB port on the handle lets you charge mobile devices such as phones, tablets, and MP3 players while you work, making it a useful companion for outdoor and field tasks. Adjustable illumination angle: The lamp head rotates from 90 to 180 degrees, allowing you to project light in multiple directions and effectively illuminate your work area, study space, or any location requiring focused light. Durable ABS construction: Built from sturdy ABS material, this LED work light withstands daily use in diverse environments, delivering a reliable and environmentally conscious lighting solution. Use scenarios: In a workshop or job site, powered by your existing 18V batteries, you get hands lighting and USB charging for a phone or tablet. During outdoor field work or camping, you can adjust the angle to light a tent interior or workbench while charging a device via USB. While performing car maintenance or roadside repairs, the adjustable head directs light precisely where needed and keeps your devices charged.