Click on the following link for product video demo presentation. https://youtu.be/4UUfsERWF1M

K215 fingerprint sensor & R503 controller board Normally Open Relay Self-locking Fingerprint Control Board For Motorcycle Car Door Lock Access Control


Instructions for use:
1. Short press the setting button, the blue light flashes quickly, enter the fingerprint registration state, put your finger in the collection area, and hear the music to indicate that the fingerprint registration is successful, you can continuously register new fingerprints, and exit the registration state without registration for 8 seconds.


2. Press and hold the setting button to hear a long tone and music sound, the initialization is successful, and the factory value is restored.


3. Use: when the function setting selects 2 to connect, the relay will be closed for 1 second after the fingerprint passes; when 1 is selected to connect, after the fingerprint has passed, the relay will be closed and held; then press the fingerprint to pass and the relay will be released; The relay is released after the power is turned on.


K215 control board parameters
Input power: DC10V--30V
Standby current: 40mA
Output: relay, rated current 10A
Number of fingerprints registered: 200
Control board size: 36.4*70mm*31mm


R503 fingerprint module parameters (module length has 3 specifications)
Supply voltage: DC 3.3V
Working current: 30mA (typ.)
Peak current: 40mA
Fingerprint image entry time: <0.3 seconds
Collection window area: 15mm in diameter
Image pixel: 192*192 pixel
Image Resolution: 508dpi
Comparison method (1:1)
Search method (1:N)
Storage capacity: 200 pieces