1.all kinds of switch box ,junction box , 2.sizes: 3"x3" ,3"x6"20mm ... box,flushing box,surface box,wall box , cable box ,junction box 2) sizes: 3"x3",3"x6"box, 20mm ... 30% T/T, balance before shipment6)Delivery day: within 15-20days after receiving depoist7)Port : SHUNDE,china8) packing : inner ... box are used as surface mounting control box , junction box or general service box7)switch box protects wire ...