This is a 12V Relay Module with Automatic Delay Timer. The module consists of a 12V relay along with a three-digit seven-segment display. The module is based on an N76E003AT20 microcontroller.The module has three buttons one to control the function and others to set the delay time.
Connection Diagram:
 1.12 V load
Features:
- Increase the power supply anti-reverse function.
- The use of optoisolated input and output enhanced anti-jamming capability and consumption.
- The last setting parameters can be memorized after power off.
- A signal terminal voltage signal can be maintained for a long time.
- To ensure stability, industrial grade PCB board.
Package Includes:
1 x 12V Relay Module with Automatic Delay Timer