Electric tonometer is a type of medical device. It made with modern electronic techniques. It is designed according to the indirect blood pressure measuring theory. Electric tonometer is used for daily check blood pressure by people with high blood pressure.

A tonometer consists of an inflatable cuff, a measuring unit (the mercury manometer, or aneroid gauge), and inflation bulb and valve, for manual instruments. There are arm style and wrist style of electric tonometers.

Lots of people today suffer from high blood pressure, especially senior people. Electric tonometers are quite useful for daily care or for hospital use.