... It is made of materials such as ABS and PC,etc,elegant external shape,high ... firmness. It is made of materials such as ABS and PC,etc,elegant external shape,high firmness ... affordable.Net weight only accounts for the iron box of about 1/4, to facilitate handing and ... operation, no corrosion,good insulation.Water-proof junction box purpose:electrical,electronics,communication,fire fighing equipment,control ...