Compact ESP8266 ESP-01S Module with CH340G USB Programmer for Wireless Applications

The USB to ESP-01 adapter module + ESP-01S WiFi module package includes the following: 1 X ESP8266 ESP-01S 4MB WIFI Module 1 X USB to ESP8266 ESP-01 Programmer Module

The CH340G Programmer USB to ESP8266 ESP-01s Wifi Adapter Module features: - The ESP-01S Programmer USB to ESP-01 adapter module has a USB to TTL driver chip CH340G onboard, allowing easy computer-based ESP-01 functional debugging. - It is a great programmer for the ESP-01/ESP-01S, with the ability to simply plug in and send AT commands, or switch to program and upload sketches from the Arduino IDE. There is no need for a separate 3.3V power supply to power the ESP-01. - Please ensure the ESP-01/ESP-01S wifi module is correctly seated in the female header when plugging it in.

Specifications: - Working voltage: 4.5V - 5.5V (On-board 3.3v LDO Regulator) - Working current: 300mA(LDO regulator can supply) - Selectable working mode: Toggle switch for PROG (firmware programming) and UART (serial TTL debugging by AT commands) - USB to serial TTL chip: CH340G - Logic level: 3.3V - Applications: Home automation, Sensor networks, Industrial wireless control

The ESP8266 ESP-01S 4MB Serial WIFI Wireless Transceiver Module features: - WiFi serial transceiver module based on the ESP8266 SoC, with an integrated TCP/IP protocol stack. - The ESP8266 is a highly integrated chip designed for new connected world needs, offering a complete and self-contained Wi-Fi networking solution. - It has powerful on-board processing and storage capabilities, allowing integration with sensors and other application-specific devices through its GPIOs with minimal development and runtime load. - Specifications: 802.11 b/g/n LWIP agreement, support for AP, STA, and AP+STA modes, 4MB Flash.

The USB to ESP-01S Programmer (Red PCB version) features: - Includes a yellow female header onboard, making it easy to plug in the ESP-01/01S wifi module. - Ensure the ESP-01 is set in the correct direction as shown in the image. - Onboard CH340G driver chip, allowing direct connection to your computer for easy use. - Please ensure your computer has the CH340G driver installed before programming new firmwares. - Toggle switch for selecting between PROG (firmware programming) and UART (serial TTL debugging by AT commands) modes.

The key differences between the red and blue versions are the presence of a mode switching button on the red version and a reset button on the blue version.

The package options include: - 1pc ESP-01S 4MB wifi module + 1pc USB programmer ESP-01S adapter module - 2pcs ESP-01S 4MB Flash + 2PCS USB programmer - 5pcs ESP-01S 4MB Flash + 5PCS USB programmer - ESP8266 ESP-F ESP-07 ESP-07S ESP-12E ESP-12F ESP-12S Programmer

Please refer to the customer reviews and product details to ensure compatibility and suitability for your needs.

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