16 Channel Relay Module With RJ45 interface Product Description:

1. The product has a wide range of uses
2. Easy to use
3. Many applicable scenarios
4. Using the controller module and 16-channel relay, you can remotely control up to 16 devices
5. Using the Ethernet controller board, you can enjoy the remote control of other devices
Instructions for use:
1: Default IP: 192.168.1.4 Port: 30000
Open the browser, enter in the address:

to enter the control interface
2: Relay control HTTP command:
Relay 1-8 Channel commands:

Relay 9-10 Channel commands:

3: Query relay status command:

feedback the current IO status and feedback 16 ACSII corresponding relative IO; the highest bit is the first channel, and the lowest bit is 16 channels.
For example: return 1111000011110000, the switch status is Relay1~4 is ON, Relay5~8 is OFF, Relay9~12 is ON, Relay13~16 is OFF
4: Modify IP:

change the IP and port number page; when changing the IP and port number, IP1 must not be 0, all IP1-IP4 cannot be greater than 255; port cannot be 0; the change can be successful.
5: Restore the factory:
Short press the reset switch, the LED will flash as a warning,
Press and hold the reset switch until the LED will be on for a long time. Release the button and the light will go out after a while, indicating that the factory settings are being restored. The factory IP is: 192.168.1.4 Port: 30000
Package List:
1x 16 Channel Relay module
1x Network module