NOYITO 4-Channel 12V Computer USB Control Switch Relay Module Drive-Free Relay Module Plug and Play Suitable for PC Smart Controller: Amazon.com: Industrial & Scientific
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USB Relay 1 Channel | 102056 | Other by www.smart-prototyping.com
Amazon.com: SMAKN LCUS-1 type USB relay module USB intelligent control switch USB switch : Electronics
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USB Relay 1 Channel | 102056 | Other by www.smart-prototyping.com
