Electrical Box, Box Type Switch, Number of Gangs 1, Bracket Type Ears, Old Work Clips, Capacity 12.5 cu in, Material Galvanized Zinc, Number of 1/2 In. Back Knockouts 1, Number of 1/2 In. Side Knockouts 0, Clamp Type Armored, Nominal Depth 2 1/2 in, Nominal Length 3 in, Nominal Width 2 in, Color Silver, Standards UL File E195978