How to Use:
1. When wiring NO, NC, COM, do not connect L and N to two of the three interfaces at the same time, otherwise it will short circuit and cause danger
2. COM can be used as the access point of L (or N), and NO (or NC) can be used as the output point of L (or N)
Specification:
Item Type: USB Relay Module
Material: PCB
Working Voltage: DC 5V
Purpose: Use the serial port debugging software to send serial commands on the computer to control the opening and closing of the relay
Package List:
1 x USB Relay Module