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This is a 5V 8-Channel Relay interface board, Be able to control various appliances, and other equipments with large current.
It can be controlled directly by Microcontroller(Arduino , 8051, AVR, PIC, DSP, ARM, ARM, MSP430, TTL logic).
* 1 x 8 Channel Relay Module
SunFounder 8 Channel 5V Relay Shield Module for Arduino UNO 2560 1280 ARM PIC AVR STM32 Raspberry Pi - B00DR9SE4A