Video Light: Bulb Life: 8000 hours; Volts: 110V;Amp Rating: 10 amps; Color Temperature: 5400° K; Equivalent to 1250W of incandescent light - total 2500 Watt; Bulbs are Osram. Light Stand: Height is adjustable from 4ft 1in to 9ft 9in; 5/8" stem; 1/4" screw tip on the stem; Uses quick release levers, allowing full and smooth height adjustments; Footprint is 3ft 1in to provide extra stability; Made from alluminum alloy with a professional silver finish; Air cushioned; Folds up quickly and easily; 2ft 3in long when closed; Max load is 16 lbs.