eBay
The ESP8266 four-channel WIFI relay module uses ESP-01 as the WIFi module. IN +, IN-: 5V / 12V power input;. 1 Way relay module 5v/12v. Reserved: UART debugging interface and STM8 SWIM program download interface.
eBay
eBay
I can provide a large number of spare parts for old PCs.
eBay
The module is based on the USB-UART bridget CH340 from WCH which is compatible with all platforms. Your support will keep us moving forward forever. AFRICA : All countries in Africa;.
eBay
The maximum stable transmission distance is 100m. The maximum stable transmission distance is 100m when it is up. 2: With relay indicator and reset button. With relay indicator and reset button. Am 08.04.22 hat der Verkäufer die folgenden Angaben hinzugefügt.
eBay
eBay
ESP8266 has powerful on-board processing and storage capabilities. ESP8266 is a highly integrated chip designed for the needs of a new connected world. Its high degree of on-chip integration allows for minimal external circuitry, and the entire solution, including front-end module, is designed to occupy minimal PCB area.
eBay