2X(USB to ESP8266 CH340C ESP-01 ESP-01S Prog WiFi Programmer Downloader Adapter
2X(This downloader is much better than the red version. It uses CH340C chip and ESP8266 auto download circuit. It has a reset switch.
It supports for Arduino IDE, Ai-Thinker ESP8266 Flasher and Espressif FLASH_DOWNLOAD_TOOLS.
No connection required, no button press required, the Wi-Fi module automatically switches to download mode.

Colour: Picture Color
Material: Plastic

Package Contents:
1 * USB to ESP8266 CH340C ESP-01 ESP-01S Prog WiFi Programmer
1 * ESP-01S Module)