China 12v dc fan speed controller

{"pid":"9384390","cid":"16949","pimg_url":"\/\/img1.tradegrowthhub.com\/a7\/0c\/4a64d576eb91\/product\/22492794_s-w400xh400.jpg","name":"Ventile el control de velocidad variable sin cepillo centr\u00edfugo impeledor\/12V de la fan de DC de la purificaci\u00f3n","company_name":"Ofan Electric Co., Ltd","attrs":{"Precio":"negotiation","MOQ":"1pcs","El tiempo de entrega":"5-8 work days","Marca":"OFAN"}}

{"pid":"13526306","cid":"50732","pimg_url":"\/\/img1.tradegrowthhub.com\/7b\/2d\/de43463faa03\/product\/32465491_s-w400xh400.jpg","name":"Control remoto 12v DC sin sensor BLDC controlador de velocidad del conductor del ventilador","company_name":"Changzhou Bextreme Shell Motor Technology Co.,Ltd","attrs":{"Precio":"Negotiable","MOQ":"5","El tiempo de entrega":"Negotiable"}}

{"pid":"22599974","cid":"122676","pimg_url":"\/\/img1.tradegrowthhub.com\/d4\/31\/1d77f2a50fcb\/product\/76418591_s-w400xh400.jpg","name":"Factory Products 5V Speed Control PWM 12V DC Fans XYJ24B4020 for 3D Printer","company_name":"Shenzhen Xinyujie Technology Co., Ltd.","attrs":{"Precio":"Negotiable","MOQ":"100.0 Pieces","El tiempo de entrega":"Negotiable","Marca":"XINYUJIE"}}