Description
A module includes 2 relays 5V with Terminal Blocks for both Input and Output Interface
Each relay supports Normally Open and Normally Closed and Optocoupler Isolation.
Each relay supports High-level Trigger or Low-Level Trigger selectable by a jumper.
Relay for Arduino, ESP32, ESP8266, Raspberry Pi, or any 5V or 3.3V microcontroller.
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