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Treedix 6pcs 1 Channel 12V Relay Module with Optocoupler Isolation Relay Control Board Compatible with Arduino UNO R3 Raspberry Pi DSP AVR PIC ARM: Amazon.com: Industrial & Scientific
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Treedix 6pcs 1 Channel 12V Relay Module with Optocoupler Isolation Relay Control Board Compatible with Arduino UNO R3 Raspberry Pi DSP AVR PIC ARM: Amazon.com: Industrial & Scientific
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Amazon.com: Btoociya UNO R3 Board ATmega328P with CH340G Chip Compatible with Arduino UNO R3 Mega 2560 Nano Robot for Arduino IDE AVR MCU Learner K53,with Straight Pin Header and USB Cable :
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Amazon.com: HiLetgo 2pcs DC 12V 2 Channel Relay Module with Isolated Optocoupler High and Low Level H/L Level Trigger Module Triggered by DC 12V : Industrial & Scientific
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Amazon.com: Electronics-Salon 4 DPDT Signal Relay Module Board, DC 12V Version, for Arduino Raspberry-Pi 8051 PIC. : Electronics
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