Fulham 10081 - WH5-277-L Fulham WorkHorse 5 Ballast type: Line Voltage size dimensions: 9.50 x 1.70 x 1.00 inches location/usage: Indoor/Outdoor listing: cULus, FCC Part 18-A, Class P, Sound Rated A, Type 1 & 2 Outdoor Country of Origin: China warranty: 5 year manufacturer warranty weight: 1.35 lb. description: Screw Down