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Retoo Delay Time Relay Module DC 12V for Arduino or Raspberry, 1-10s, Time Controller Circuit, Timer Delay Relay Switch, Relay Module Timer, ON/Off Time Switch, NE555 : Amazon.de: DIY & Tools
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Timer Delay Relay Module DC 6-30V Programmable Switch Control LED Display Micro USB Port Relay for Arduino with 24AWG Wire, Micro USB Cable
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