Built-In Telescoping and 360 Deg. Rotating Hook allows unit to hang from 2" materials and multiple locations Over-Molded Lens Cover provides increased durability on the jobsite 13 Watt Fluorescent bulb provides bright area lighting Twist & Lock Tool Free Lens Cover allows for quick and easy bulb change Pre-heat Circuit helps eliminate blackening at the base of the bulb Runs on the 18 Volt Battery System for longer Run-time (Sold Separately)