• List Price: US $12.99
  • Price: US $11.99 & FREE Shipping
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Product features

  • Note: This item comes unassembled, soldering of headers is required. Lithium battery is not included, battery may be purchased here: https://www.amazon.com/dp/B07CXNQ3ZR. Please feel free to email us if you have any questions or you would have a bulk order, how to email us? Click "MakerFocus" and "Ask a question". Looking forward to your consultation!
  • YouTube: ★https://www.youtube.com/watch?v=Clmsw8AH32U. ★How to Install Heltec ESP8266 Based Dev-baords Develop Environment: https://docs.heltec.cn/#/en/user_manual/how_to_install_esp8266_Arduino. ★Arduino library for Heltec ESP8266 based boards: https://github.com/HelTecAutomation/Heltec_ESP8266
  • ★★★The board definition can be loaded from: https://github.com/Heltec-Aaron- Lee/WiFi_Kit_series/releases/download/0.0.1/package_heltec_esp8266_index.json
  • Link to download English documentation and pinout diagram: ★https://www.adrive.com/public/drzr3P/datasheet%20F000905.rar. ★https://drive.google.com/open?id=0B8DSGdAr8_31d19WQmN6SE1fLVE, ★https://github.com/Heltec-Aaron-Lee/WiFi_Kit_series
  • ★A share from customers: https://drive.google.com/file/d/1f9vEM37Lp4ZLIcYQbn7Dr2lnGw6ZkmvX/view
  • This ESP8266 OLED development board with 0.91 Inch 128*32 OLED Display, display color is white, with WIFI, You will have an advanced and fun development environment! It has 12 digital pins can be configured to read, write, IIC, SPI, the middle, PWM and other functions
  • 1 AD input, Working voltage: 3.3V 7V
  • Main chips: esp8266 chip, cp2102 chip, leads all pins of ESP8266. Support Arduino and NodeMCU programing. To know more details of specifications, pls carefully view the images

Product Description


WiFi Kit 8 is a classic IoT dev-board, it’s a highly integrated product based on ESP8266 (Wi-Fi), Li-Po battery management system, 0.91″ OLED is also included. It’s the best choice for smart cities, smart farms, smart homes, and IoT makers.

WiFi Kit 8 with the following features:

Microprocessor: ESP8266[ https://www.espressif.com/sites/default/files/documentation/0a-esp8266ex_datasheet_en.pdf ];
Micro USB interface with a complete voltage regulator, ESD protection, short circuit protection, RF shielding, and other protection measures;
Onboard SH1.25-2 battery interface, integrated lithium battery management system (charge and discharge management, overcharge protection, battery power detection, USB / battery power automatic switching);
Onboard 2.4GHz (for Wi-Fi) PCB antenna;
Onboard 0.91-inch 128*32 dot matrix OLED display, which can be used to display debugging information, battery power and other information;
Integrated CP2104 [ https://docs.heltec.cn/#/en/user_manual/establish_serial_connection ] USB to serial port chip, convenient for program downloading, debugging information printing;
Compatible with the Arduino development environment[ https://docs.heltec.cn/#/en/user_manual/how_to_install_esp8266_Arduino ].

Package Including
1 * ESP8266 development board with OLED
2 * Pin headers

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