BEVRLINK 4 Channel Relay with 4 manual test buttons 5V BEVRLINK_cables Note that the manager board

Note that the manager board are compatible with more bords like the Asus tinker board and Rock 4SE that use Raspberry Pi 3B form factors but they are not compatible with the case that uses Raspberry Pi 4B form factor

BEVRLink Manager HAT Case For Raspberry Pi 4B

The BEVRLink module provides power to the Manager board and the single-board computer

Output: 5V 4A

for example

BEVRLINK 4 Channel Relay with 4 manual test buttons 5V BEVRLINK_cables Note that the manager boardOverview The BEVRLink relay module is a user friendly solution suitable for users of all levels of experience. With clear documentation and easy setup, this module is perfect for beginners. It features 4 relay channels and 4 voltage free input channels, each equipped with a button for convenient testing. The inputs can be connected without external power, and the module can send interrupts to a manager (e. g., Raspberry Pi) on input change. The