ELEGOO 4 Channel DC 5V Relay Module with Optocoupler for Arduino UNO R3 MEGA 2560 1280 DSP ARM PIC AVR STM32 Raspberry Pi

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SKU:: ST56223
UPC:: 746591610678
Condition:: New
Availability:: Free Shipping from the USA. Estimated 2-4 days delivery.

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Description

4-channel relay output modules, relay output contacts 250V 10A. Input IN1, IN2, IN3, IN4, the signal line LOW effective. VCC, GND power input, can relay a separate power supply relay power input of JD-VCC.
Uses: 1, support all MCU control. 2, the industrial sector; 3, PLC control; 4, smart home control;