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R221A08 8CH Serial Port Relay Module DB9 UART RS232 Remote Control Switch 12V DC for Smart Home
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DC 5V 9V 12 24V 4 Channel bluetooth Relay Android Mobile Wireless Remote Control Switch
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5pcs QF-RD21 5V Power-off Delay Disconnect Relay Module Timer Delay Switch Module
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  •  
  • $61.92 
  • Free Shipping
Waveshare PoE HAT (E) Compatible with Raspberry Pi 3B+/4B 802.3af-Compliant, Fully Isolated Switched-Mode Power Supply (SMPS)
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  • $42.88 
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Waveshare PoE HAT (E) Compatible with Raspberry Pi 3B+/4B 802.3af-Compliant, Fully Isolated Switched-Mode Power Supply (SMPS)
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  • $44.58 - $45.78
RPi PoE Relay Board Module for Raspberry Pi 3B+ 4B
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Beam Photoelectric Switch E3F-20L/20C1 Infrared Sensor NPN Switch 20 MetersSensor
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  • $26.91 
  • Free Shipping
Waveshare PoE HAT (F) Compatible with Raspberry Pi 5, High Power, Onboard Cooling Fan, with Metal Heatsink, Supports 802.3af/at Network Standard
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  • $57.69 - $58.89
5pcs QF-RD21 5V Power-off Delay Disconnect Relay Module Timer Delay Switch Module
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5pcs QF-RD21 5V Power-off Delay Disconnect Relay Module Timer Delay Switch Module

Limited time offer, ends 05/23

  • Model #: HT-ID3563-1631737