Blood Pressure Checker Prank description

"Blood pressure checker prank"
check your blood pressure by scanning your fingerprints

"Blood pressure checker prank" is a very interesting application that you can use to entertain your friends. Tell them that your cell phone can detect blood pressure.
It detects blood pressure by scanning the fingerprints.
Instructions:
* Press the finger over the scanner for 3 seconds.
* Wait for blood pressure check results
Disclaimer:
"Blood pressure checker prank" is just a prank application, it can not really detect blood pressure.