Finger Blood Pressure Scanner.

You can now enjoy with friends this great new blood pressure scanner prank scanning their blood pressure. Amaze them with this great new experience. Its just a fun moment , you dont want to reveal to them yet..
How to use the scanner:
>simply keep your finger on the finger blood monitorBlood pressure scanner start working and you will see a great pulse animation of your heart activity. Hold your finger until you get your blood pressure. Simply Keep the finger on the blood pressure scanner and blood pressure monitor starts to scan and it shows you the current heart beat with an animation, your friends will have no clue.