Heltec Automation WIFI Kit8 Board ESP8266 32MBit

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Product details

The WIFI Kit 8 is an original Heltec board. It features an ESP8266 microcontroller and an OLED display mounted on the board. The OLED is perfect for debugging or displaying measurement values. Additionally, the board has a LiPo connection with a charging regulator. Since the deep-sleep current is around 10 mA, it is only partially suitable for mobile use. This board does not skimp on flash memory, as it is equipped with a 32 MBit memory chip. The ESP8266 microcontroller is very powerful and also includes a WiFi radio module. The module is compatible with the Arduino IDE and can be programmed right away. With the ESP8266, you can easily connect your projects to the internet. The board is often used for Internet of Things (IoT) applications. For example, you can easily connect your data logger to the internet and log the data to a cloud. The WIFI Kit 8 has a micro-USB connection for programming and power supply. Since the ESP8266 is a pure 3.3V controller, all inputs and outputs must only be operated with 3.3V.

This board can be plugged into a half-size breadboard, and there is still enough space on both sides to connect Dupont cables.

Technical details of the Heltec WIFI Kit 8:
Type: HTIT-W8266
Version: B
Manufacturer: Heltec
Controller: ESP8266
OLED Controller: SSD1306
OLED Resolution: 128x32 pixels
USB-UART Converter: CP2104
Connection: Micro-USB
CPU: 80 MHz, 32 Bit RISC
RAM: 96 kB
Flash: 32 MBit
WiFi (Client, Access Point Mode)
10 digital I/O pins, 1 ADC (10 Bit)
Integrated WiFi antenna
Integrated LiPo battery charger for 3.7V Lipos
LiPo battery connection: JST 1.25 mm
Dimensions: 51 x 18.2 x 8 mm
Weight: 8 g

Delivery includes:
1x Heltec WIFI Kit 8 Board ESP8266 32 MBit
2x 12x1p pin headers.

Key specifications

Development board type
Board
Memory
0.10 MB
Processor type
ESP8266
Clock speed
80 MHz
Item number
25403402

General information

Manufacturer
Heltec Automation
Category
Development boards + Kits
Release date
28.4.2023

Development board properties

Development board type
Board
Processor type
ESP8266
Clock speed
80 MHz
Memory
0.10 MB
Flash memory
32 kB

Power supply

Power supply
Rechargeable battery operated
Operating voltage
3.70 V

Wireless transmission

Wireless transmission
Wi-Fi

Connections

USB ports
Micro USB-B
Exact USB ports
Micro USB-B 2.0 (1x)

Origin

Country of origin
China

Voluntary climate contribution

CO₂-Emission
Climate contribution

Scope of delivery

Scope of delivery
1x Heltec WIFI Kit8 Board ESP8266 32MBit2x pin headers 12x1p

Product dimensions

Length
510 mm
Width
182 mm
Height
80 mm
Weight
8 g

30-day right of return
24 Months Warranty (Bring-in)

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Reviews & Ratings

Warranty score

How often does a product of this brand in the «Development boards + Kits» category have a defect within the first 24 months?

Source: Digitec Galaxus
  • Heltec Automation
    Not enough data
  • 1.Delock
    0 %
  • 1.Espressif
    0 %
  • 1.Tru Components
    0 %
  • 1.Whadda
    0 %

Warranty case duration

How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?

Source: Digitec Galaxus
  • Heltec Automation
    Not enough data
  • 1.Arduino
    0 days
  • 1.M5Stack
    0 days
  • 1.Purecrea
    0 days
  • 1.Shelly
    0 days

Return rate

How often is a product of this brand in the «Development boards + Kits» category returned?

Source: Digitec Galaxus
  • Heltec Automation
    Not enough data
  • 1.Whadda
    0.2 %
  • 2.Delock
    0.4 %
  • 3.Espressif
    0.7 %
  • 3.Seeed Studio
    0.7 %
Source: Digitec Galaxus