Specifications:
1) Heavy gauge steel mounting strap zinc-plated for corrosion resistance
2) Receptacles for use with copper and aluminum wire
3) Surface receptacles 0.75" and 1" with concentric knockouts and
adjustable cord clamp allow for wiring from bottom or back
4) Flush receptacle fits one or two gang enclosures
5) 30A 125/250V/AC flush install

Inner packing: 1pc/inner box

Outer packing:
100pcs/ctn
Dimensions: 39 x 29 x 29cm