Light Stand: Made from aluminum alloy construction with black satin finish, solid quick release levers, fully adjustable, smoothly up and down, Max fully extended height is 7 feet with a 5/8" stem, 26" foot print, 32" min height, 27" when close, max load is 7 lb. Screw on tip is 1/4". Lighting Bulbs: 250 Watt Halogen light bulbs, color temperature 3200K, total output is 500 Watt. These high output daylight balanced bulbs are ideally suited for digital photography. Reflector with Connect Part: One of the most dynamite designs in the market, it can use with or without the soft umbrella, easily adjust any shooting angel. Each light socket can power up to 250 Watt continuous lighting. Boom Kit: Solid quick release lever, fully adjustable; Max fully extended height is 7 feet with a 5/8" stem, 26" foot print, 42" min height, 40" when close, max load is 16 lb; Boom arm telescope extend to 5.6 ft; Screw on tip is 1/4". Reflective Umbrella: Works well to diffuse the light from any flash creating a soft even light for your subject. Light-weight and easy set up.