4 Channel Relay Module 5V Relay Board for Arduino Raspberry Pi with Optocoupler

LED DISPLAY: Display attached to module shows relay output status. A display attached to the module allows you to check the relay output status. 70 mA // gate power consumption: approx. COMPATIBILITY: Made for Arduino, 8051, AVR, PIC,DSP, ARM, ARM, MSP430, TTL-Logik and more.

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