Electrical Box, Box Type Switch, Number of Gangs 2, Bracket Type Old Work, EZ Mount Retainers, Capacity 25 cu in, Material PVC, Number of 1/2 In. Back Knockouts 6, Number of 1/2 In. Side Knockouts 0, Clamp Type -, - Hub Location, Rated -, Nominal Depth 2 7/8 in, Nominal Length 3 in, Nominal Width 4 in, Color Gray, Standards UL