Pro Photo Connect 36" X 48" Large Softbox soft box with Universal Ring/baffle & Screen for Flash & Continuous Output Lights up to 1000 Watts." /> Can withstand up to 1000 watts of continuous light New and improved heat resistant fabric baffle and the screen are velco attached for easy on and easy off application New sprung stainless steal box rods universal speedring is made of steel and has a max. diameter of 5.6".