Up to 3.5 hours of continuous run time. 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. 13W fluorescent bulb provides bright area lighting. Twist and Lock tool-free lens cover allows for quick and easy bulb change. Preheat circuit helps eliminate blackening at the base of the bulb. Runs on the 18V battery system for longer. Includes 13W bulb, Model No. DC5273 (SKU 340296). Battery sold separately.