{ "Library": "ehr", "Description": "API for the Ear-clip Heart Rate Sensor", "Sensor Class": { "ehr": { "Brief": "Ear-clip Heart Rate Sensor", "Description": "UPM module for the ear-clip heart rate sensor. It is used to measure your heart rate.", "Part Numbers": ["ehr"], "Categories": ["heartrate"], "Connections": ["gpio"], "Project Type": ["medical", "wearables", "prototyping"], "Manufacturers": ["seeed"], "Kits": [], "Image": "ehr.jpg", "Examples": { "Java": ["EHRSample.java"], "Python": ["ehr.py"], "Node.js": ["ehr.js"], "C++": ["ehr.cxx"], "C": [] }, "Specifications": { "Operating Voltage": {"unit": "V", "low": 3, "high": 5}, "Operating Current": {"unit": "mA", "typ": 6.5}, "Measurement Range": {"unit": "bpm", "min": 30} }, "Urls" : { "Product Pages": ["https://www.seeedstudio.com/Grove-Ear-clip-Heart-Rate-Sensor-p-1116.html"], "Datasheets": ["http://wiki.seeedstudio.com/wiki/Grove_-_Heart_rate_ear_clip_kit"], "Schematics": [] } } } }