This 2 Lamp Portable Utility LED Light is ideal for providing energy-efficient work lighting for a variety of applications. LED 12-watt bulbs use 2-1/2% of the energy of a standard 500 watt quartz halogen bulb. Bulb life is rated at 50,000 hours. Light stands are portable for easy transportation. ETL approved. 1 Year Limited Warranty. Cart Base features 16 gauge tubular steel post with 10" diameter solid rubber wheels.