Relay module

{"cid":"170854","pid":"27564113","pimg_url":"\/\/img1.tradegrowthhub.com\/18\/1e\/05ef4b438052\/product\/99631294_s-w400xh400.jpg","name":"5V KY-019 1\/2\/4\/6\/8 way optical coupler 16way relay module\/with relay module panel 1\/2\/4\/6\/8 way optical coupler relay module Optical Coupler Isolation Channel","attrs":{"Price":"Negotiable","MOQ":"1.0 Pieces","Delivery Time":"Negotiable","Brand":"Yihexin"}}