ESP07 ESP-07 Serial USB to ESP8266 WiFi Adapter Transceiver Module for Arduino
2,20 €
1PCx USB to ESP8266 ESP-07 Wi-Fi Adapter( without ESP-07 Module). Selectable working mode: On-board toggle switch. UART side for serial TTL debugging by AT commands, PROG for firmware programming. USB to ESP-07 module has CH340 USB to TTL driver IC onboard, so you can easily use your computer to do ESP-07 functional debugging.
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