11560 ECT Osram Sylvania PS25 500W 120V Photoflood Bulb Osram Sylvania Original Incandescent Photoflood Bulb 11560 Used in theatrical, stage, studio, and photographic lighting Not for residential or home use 500 Watts 120 Volts E26 Medium Screw Base PS25 Bulb Shape 100 CRI 3200K Color Temperature C-9 Filament Frosted Inside 13650 Luminous Flux 60 Hours Rated Average Life 6.94 in (176.3 mm) Max Overall Length 3.14 in (79.76 mm) Bulb Diameter Other part numbers, 01980, 40568, 1000266 Please Note: -Buyer pays PayPal. -Free domestic shipping is by USPS First Class Mail. -All orders placed by 3:00PM EST, ship same day Monday-Friday. -USPS tracking email will follow the evening of shipment. -International buyers, USPS First Class International can take up to 45 days to arrive. Faster options are available during checkout. -Import duties, taxes, and charges are not included in the item price or shipping cost. These charges are the buyer's responsibility. -Please check with your country's customs office to determine what these additional costs will be prior to bidding or buying.