SANIL(山一)光电传感器/光电开关BR-20RW,BR-20RH,BR-20RSBR-20RW100mm?????-Cable:2m-BR-20RH40mm???-Cable:2m-BR-20RS4mm???-Cable:2m-BR-20GN50mm???-Cable:2m-BR-20GH30mm???-Cable:2m-BR-20N80mm???-Cable:2m-)