Plastic Heart rate sensor

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{"cid":"69923","pid":"17146267","pimg_url":"\/\/img1.b2bforus.com\/16\/e9\/b09c08670ff3\/product\/51064663_s-w400xh400.jpg","name":"Heart Rate Monitoring iGPSPORT HR40 Smart Heart Rate Monitor Cycling and Running Pulse Monitor Support Bicycle Computer APP and Professional Mobile","attrs":{"Price":"$18.00(10 - 49 Sets) $17.00(50 - 499 Sets) $16.00(500 - 999 Sets) $14.00(>=1000 Sets)","MOQ":"10 Sets","Delivery Time":"Negotiable","Brand":"iGPSPORT"}}

{"cid":"69923","pid":"17146246","pimg_url":"\/\/img1.b2bforus.com\/16\/e9\/b09c08670ff3\/product\/51064565_s-w400xh400.jpg","name":"Wholesale CYCPLUS Wristband Most Important Popular Heart Rate Monitor Easy Operate Gps Smart Watch Heart Rate Monitor","attrs":{"Price":"$26.80(5 - 49 Pieces) $25.00(50 - 99 Pieces) $24.50(>=100 Pieces)","MOQ":"5 Pieces","Delivery Time":"Negotiable","Brand":"CYCPLUS"}}

{"cid":"69923","pid":"17146222","pimg_url":"\/\/img1.b2bforus.com\/16\/e9\/b09c08670ff3\/product\/51064454_s-w400xh400.jpg","name":"Heart Rate Monitoring XOSS Professional Sports Heart Rate Monitor Exercise Gym High Quality Chest Heart Rate Monitor Advanced Technology","attrs":{"Price":"$19.50(10 - 49 Sets) $19.00(50 - 499 Sets) $18.00(500 - 999 Sets) $17.00(>=1000 Sets)","MOQ":"10 Sets","Delivery Time":"Negotiable","Brand":"XOSS"}}