Finger Scredit / creditcard

The keypoint is 'Once identification, once use'. this 'Finger Scredit' uses solar battery for operating fingerprint sensor for security. when take out creditcard for pay, solar battery of card get room light or solar light and start operating. Then the user scratch thumb for identification. If failed, or someone else scratch the card, the red LED will be lighten. If get success in Identification, the green LED will be lighten and look like flow to the direction of which the creditcard scratched for pay. for this
'Finger Scredit', we can free from the fear of illegal copy of creditcard and the anxiety of loss.