China 12 volt dc motor speed controller

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{"pid":"13526536","cid":"50732","pimg_url":"\/\/img1.tradegrowthhub.com\/7b\/2d\/de43463faa03\/product\/32466318_s-w400xh400.jpg","name":"\u81ea\u52d5\u5236\u5fa1\u306e\u5668\u68b012\u30dc\u30eb\u30c8DC\u306e\u6e1b\u901fBLDC\u30ae\u30e4 \u30e2\u30fc\u30bf\u30fc","company_name":"Changzhou Bextreme Shell Motor Technology Co.,Ltd","attrs":{"\u4fa1\u683c":"Negotiable","MOQ":"50pcs","\u7d0d\u671f":"as confirmed","\u30d6\u30e9\u30f3\u30c9":"OWO"}}

{"pid":"44184202","cid":"337987","pimg_url":"\/\/img1.tradegrowthhub.com\/80\/17\/34ee8c682eb3\/product\/170711872_s-w400xh400.jpg","name":"12v 24v 36v 48v \u30d6\u30e9\u30b7\u30ec\u30b9DC\u30e2\u30fc\u30bf\u30fc\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc \/ BLDC\u30e2\u30fc\u30bf\u30fc\u30c9\u30e9\u30a4\u30d0\u30fc 30A 12 24 36 48\u30dc\u30eb\u30c8 \u30b9\u30d4\u30fc\u30c9 PWM \u30b3\u30f3\u30c8\u30ed\u30fc\u30eb","company_name":"CHANGZHOU SMART AUTOMATION MOTOR MANUFACTURING CO.,LTD","attrs":{"\u4fa1\u683c":"Negotiable","MOQ":"100","\u7d0d\u671f":"45DAYS","\u30d6\u30e9\u30f3\u30c9":"SMART AUTOMATION"}}