Bio Matric finger print sensor for automatic Gate lock

Bio Matric finger print sensor for automatic Gate lock Three control modes: Inching mode: turn on after fingerprint recognition; automatically turn off after releasing the finger and reaching the set delay time.   Self-locking mode: turn on after recognizing the fingerprint; after releasing the finger, it will be disconnected immediately after re-identifying the fingerprint.   Ignition mode: keep the fingerprint recognition unreleased; it will keep on all the time, and it will disconnect immediately after releasing the finger