waterproof gate lock tutorial of how to plug in 2022

this is the 2022 waterproof fingerprint dual sides smart gate metal lock,
which fully introduce the detail terminal/port from the lock to reach different functions:
1. front part terminal
2. rear pnael terminal
3. alkaline battery terminal
4. 12vdc + GND of the extra electricity
5. door exit button
6. intercom/video doorbell access tronl signal unlock
7. motor terminal
8. magnetic terminal