PWB, fonte de /charger /power do adaptador do poder do quadro aberto

{"cid":"7372","pid":"9929581","pimg_url":"\/\/img1.tradegrowthhub.com\/45\/bc\/de19dc17add3\/product\/16425410_s-w400xh400.jpg","name":"12v 3a 5a power supply with back up battery automatic battery charger for access control machine","attrs":{"Pre\u00e7o":"$10","MOQ":"10","Prazo de entrega":"Negotiable","Marca":"BTB"}}

{"cid":"7372","pid":"10037051","pimg_url":"\/\/img1.tradegrowthhub.com\/45\/bc\/de19dc17add3\/product\/16795144_s-w400xh400.jpg","name":"12V 2A 3A 5A UPS,Back up battery power supply back up 7Ah battery","attrs":{"Pre\u00e7o":"$10","MOQ":"10","Prazo de entrega":"Negotiable","Marca":"BTB"}}