This high precision thermometer measures to 1/100th of a decimal for precision tracking. Featuring "VTR" - Visual Temperature Reference - a colour bar system that helps users understand temperatures. The High-Precision Digital Thermometer with Bluetooth keeps track when you can't. Accurately tracks each family member’s temperature and connects via Bluetooth to the FREE MediLink App. Includes normal temperature ranges, measurement techniques and symptoms parents should watch for.Summarizes patient information, clarifies details for medical professionals including symptoms and medications taken. Records and tracks symptoms, Provides a detailed history of temperatures with time, all history screens can be sent to your doctor.