| Select Type | 2 Channels Relay Module |
|---|---|
| Brand | Unbranded |
| Type | Relay Module |
| Features | WiFi Connectivity |
| Country/Region of Manufacture | China |
| Marke | Markenlos |
| Marque | - Sans marque/Générique - |
Check the listing for details. DC 5V ESP8266 WIFI 1/2/4 Channels Relay Module ESP-12F Development Board. Condition: New. Listed at 7.99 USD. 6X6mm button: ESP8266 reset button;. UART program download port: ESP8266's GND, RX, TX, 5V are respectively connected to the GND, TX, RX, 5V of the external TTL serial port module. IO0 must be connected to GND when downloading, and then disconnect the IO0 and GND after download connection;.
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