What happens if the access control power supply voltage is insufficient and the current is insufficient
2017-02-26 17:50
Details of the problem:
What happens if the power supply voltage is insufficient and the current is insufficient at the installation site?
Expert answer:
Hello, thank you for using our company's products, if the power supply voltage is insufficient and the current is insufficient, the door cannot be opened normally or the door cannot be locked normally when the card is swiped.
