Pre-galvanized steel non-gangable switch box, 3” x 2” x 2-1/2”, 12.5 cubic inches. Non-metallic cable clamps (C-5) and 1/2” knockouts. For use with non-metallic sheathed cable. (with nails). Total knockouts: bottom cable 2, ends 2 - 1/2”, bottom 1 - 1/2”.