Personal Computer: JBtek 8 Channel DC 5V Relay Module for Arduino Raspberry Pi DSP AVR PIC ARM - JBtek

Personal Computer: JBtek 4 Channel DC 5V Relay Module for Arduino Raspberry Pi DSP AVR PIC ARM - JBtek

Wireless: SainSmart 4-Channel Relay Module - SainStore Inc.

Wireless: SainSmart 16-Channel Relay Module - SainStore Inc.

Personal Computer: Tolako 5v Relay Module for Arduino (Works with Official Arduino Boards) - Tolako

PC Accessory: 5V Indicator Light LED One 1 Channel Relay Module For Arduino ARM PIC AVR DSP - Eachbid

Personal Computer: J-Deal? 8-channel 5V Relay Module Shield with Optocoupler for Arduino UNO 2560 1280 DSP ARM PIC AVR STM32 Raspberry Pi - J-Deal

PC Accessory: J-Deal? 4-channel 5V Relay Module Shield with Optocoupler for Arduino UNO 2560 1280 DSP ARM PIC AVR STM32 Raspberry Pi - J-Deal

PC Accessory: SunFounder 8 Channel 5V Relay Shield Module for Arduino UNO 2560 1280 ARM PIC AVR STM32 - SunFounder

Personal Computer: 5V Two 2 Channel Relay Module With optocoupler Compatible With Arduino PIC AVR DSP ARM by Atomic Market - Atomic Market

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