Green MAX30100 Heart Rate Sensor Module Hello Customers, we would like to inform everyone that we will not be accepting orders until we fix the issue of disappearing shipping cost from your orders. We are still investigating and fixing the settings so that the correct shipping cost will be displayed in every order. Thank you very much for understanding » All Products » Green MAX30100 Heart Rate Sensor Module MAX30100 heart rate sensor module is designed to measure heart rate. SKU: WUM536694761371,OTH534514014305 Price: 3.97 $ Old Price: 4.99 $ Product in stock SSL Certificate Quantity Updating cart... MAX30100 heart rate sensor module is designed to measure heart rate. It can be usually found inside the heart rate measuring devices. This sensor will help us see how fast our heart beats. Related Products 5pcs 3D Printer Nozzle 0.3/1.75 mm 10pcs UK Standard Power Adapter Wemos D1 R2 Uno ESP8266 WiFi Development Board 4pcs Miniature Ball Bearing (2 mm internal diameter) High Power Miniature Speaker (8 ohm, 1 W)