Compatible Hole Diameter : .156 in (4 mm), Minimum Panel Thickness : .040 in (1 mm), Overall Width : .67 in (17 mm), Material Flammability Standard : UL94 V-2, Compatible Panel Thickness Range : .04 - .16 in (1 - 4.1 mm), Depth : .38 in (9.7 mm), Height : .20 in (5.1 mm), Inside Height : .11 in (2.8 mm), Inside Width : .49 in (12.4 mm), Maximum Compatible Panel Thickness : .16 in (4.1 mm), Maximum Panel Thickness : .160 in (4.1 mm), Minimum Compatible Panel Thickness : .04 in (1 mm)