Review on π Geekstory Optical Fingerprint Reader Sensor Module for Arduino Mega2560 UNO R3: Unlock Doors with Red Light Access Control by Steven Pankey
Already dead upon arrival!
1. The sensor died on arrival, has an internal short circuit that almost killed my Arduino .2. The link to the file requires a username and password. All in all, DO NOT BUY!, go straight to adafruit or another reputable seller.
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- I don't remember but there was something
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