ESP8266 Wireless Relay Module Switch Controller Board Dual Channel ESP-12F Development Board Based on
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Newegg
USD 18.39
at Newegg
Updated: Nov 06, 2026
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ESP8266 Wireless Relay Module Switch Controller Board Dual Channel ESP-12F Development Board Based on
- Features
- ESP8266 Wireless Relay Module Switch Controller Board Dual Channel ESP-12F Development Board Based on
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