Fulham 01883 - H3-UNV-39HBC Metal Halide Ballast type: Line Voltage size dimensions: 5.51 x 3.60 x 1.50 inches location/usage: Indoor/Outdoor listing: cULus, FCC Part 18 Class A, Type 1 Outdoor Country of Origin: China warranty: 3 year manufacturer warranty weight: 1.3 lb. description: Studs on bottom 2 from center