This smart digital thermometer has the ability to measure and accurately track the the health history of each of your family members via your smartphone. When you install the compatible app, you can record fevers, symptoms, medication dosages and other important health data in a time-stamped log. It can take oral, rectal and under arm temperature. No batteries are necessary to operate it, connect to your iOS or android and use instantly. The app will help you with reminders of when to take your medication, and give you direction and guidance on how to ease symptoms. It is easy to use and works on everyone from infants to adults.