Housing material: ABS 

Plug material: PVC 

Material properties, impact resistance, heat resistance, low temperature resistance, chemical resistance and excellent electrical properties, good surface gloss.

Into the outlet hole: waterproof box can choose according to existing hole plug wire sizes on the use, or form a complete set of waterproof clamp connector, to obtain good waterproof effect.(but make it not knock off the hole type, has reserved hole on the box body mark, when using sequential knock off)