China 12 volt dc motor speed controller

{"pid":"11943139","cid":"41496","pimg_url":"\/\/img1.tradegrowthhub.com\/29\/d1\/f1f512eab78c\/product\/23899039_s-w400xh400.jpg","name":"4 alambres regulador de la velocidad del motor de DC de 12 voltios, regulador micro SWT-201M del motor de pasos","company_name":"Changzhou Vic-Tech Motor Technology Co., Ltd.","attrs":{"Precio":"$20~30\/unit","MOQ":"1 Unit","El tiempo de entrega":"15 work days after confirming the payment","Marca":"VIC-TECH"}}

{"pid":"14471101","cid":"53039","pimg_url":"\/\/img1.tradegrowthhub.com\/30\/2e\/30cdd17a7b48\/product\/36779315_s-w400xh400.jpg","name":"Pwm miniatura reguladores de la velocidad del regulador 72W DC del motor de DC de 12 voltios","company_name":"Shenzhen Jinshunlaite Motor Co., Ltd.","attrs":{"Precio":"Negotiation","MOQ":"10","El tiempo de entrega":"5-8working days","Marca":"Aslong"}}