Sell Esp8266 Wifi Esp-01 Esp-01S Module Downloader best price

Wifi module ESP-01 ESP-01S debug downloader: old board can only debug can not be downloaded, upgraded version adds download circuit, debugging can be downloaded. This price does not include esp 8266 WIFI module, only conversion floor!!! This module is only a USB to serial port module, only responsible for converting USB interface into a serial port suitable for esp 8266 module.All wifi knowledge, please consult esp 8266 module related data use!! Purpose: The main purpose of this adapter board is to facilitate esp 8266 to connect PC via serial port. Material characteristics: - Using ch 340-to-serial chip, stable performance, good compatibility, Windows system basically all support. - Adapter board integrated 1000uF solid capacitance to ensure current supply, not because of power supply problems to the WIFI module dead machine. - Use 3225 wafers to improve the stability of serial port work and high esthetically.