WS Series 4 Gang 2 Way Modern Wall Switch 1.Size:86x86mm 2.Panel ... Material:PC 3.Certification:CCC,CE, WS Series 4 Gang 2 Way Modern Wall Switch 1.Size:86x86mm2.Mold:WS2323 ... ,CE,BSSafety:Anti-contact design for children. WS Series 4 Gang 2 Way Modern Wall Switch