Description
- This Module Not Only Used As A Microcontroller Development Board Module, But Also As A Home Appliance Control.
- The Module Conform International Safety Standard, The Isolation Groove Between Control Area And Load Areas.
- The Double FR-4 Circuit Board Design.With Optical Coupling Isolation, Triggering More Reliable, More Stable.
- With The Power Supply And Relay Instructions, Pull Off, Disconnect Does Not Shine.
- The Control DC Or AC Signal, You Can Control 220V AC Load. Package: 1pcs Relay Module
1 Channel Relay Module with Optocoupler 5V Low Level Trigger Relay Expansion Board for Arduino UNO R3 DSP ARM PIC AVR STM32 Raspberry Pi