Medical Devices and Medical Equipment Design 37 Degrees BioDetector Fingerprint Sensor by 37 Degree Smart Home Guangzhou 37 Degree Smart Home Ltd. This fingerprint sensor can identify user quickly, and it saves user’s personal health file. By putting your finger on the sensor, your body sign data including blood pressure, blood oxygen and heart rate can be detected by the sensor within a minute, and uploaded to the cloud server. You can check, manage and share your health info via the binded mobile App.