Fulham 10032 - WH3-277-C Fulham WorkHorse 3 Ballast type: Line Voltage size dimensions: 3.80 x 3.10 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: 0.9 lb. description: Screw Down