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![Amazon.com: [2 Pack] DC 6-30V Timer Relay Programmable Delay Relay Module Cycle Timer with LED Display / 5V Micro USB, Smart Home Controller : Tools & Home Improvement](https://m.media-amazon.com/images/I/81WS9ok2FqL._AC_UF894,1000_QL80_.jpg "Amazon.com: [2 Pack] DC 6-30V Timer Relay Programmable Delay Relay Module Cycle Timer with LED Display / 5V Micro USB, Smart Home Controller : Tools & Home Improvement")
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Amazon.com: NOVOCE 1Pcs DC 3V 5V 9V 12V 8 Foot 2A 2 Open 2 Closed Relay Communication Signal Relay Electromagnetic Relay (Size : DC 5V) : Industrial & Scientific
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Amazon.com: HiLetgo 2pcs SSR-25DA 25A 250V Solid State Relay Module : Industrial & Scientific
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Onyehn 1 Channel DC 3V Relay High Level Driver Module Optocoupler Relay Module Isolated Drive Control Board for Arduino (Pack of 8): Amazon.com: Industrial & Scientific
Amazon.com: irhapsody Relay 120A, 12V Continuous Duty Relay, 4 Pin High Current Relay, Split Charge Relay Switch, Spst High Power On/Off Heavy Duty Starter Relay : Automotive
Amazon.com: Genuine Volvo 30765032, Relay : Automotive
Amazon.com: 3v Relay Board Raspberry Pi Arduino Relay Module 1 Channel Opto-Isolate High Level Trigger for IOT ESP8266 Microcontrollers Development Board : Electronics
