WiFi Kit 32






  • Include antenna;
  • Include SH1.25 x 2 battery connecter;
  • Not include battery;

Availability: 2955 In Stock

2955 in stock



WiFi Kit 32 is a classic IoT dev-board designed & produced by Heltec Automation(TM), it’s a highly integrated product based on ESP32 (include Wi-Fi and BLE), Li-Po battery management system, 0.96″ OLED are also included. It’s the best choice for smart cities, smart farms, smart home, and IoT makers.


  • Microprocessor: ESP32 (dual-core 32-bit MCU + ULP core);
  • 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 Wi-Fi, Bluetooth 2.4GHz PCB antenna;
  • Onboard 0.96-inch 128*64 dot matrix OLED display, which can be used to display debugging information, battery power, and other information;
  • Integrated CP2102 USB to serial port chip, convenient for program downloading, debugging information printing;
  • Compatible with the Arduino development environment.

Technical parameters:

Resource Parameter
Master Chip ESP32( 240MHz Tensilica LX6 dual-core + 1 ULP, 600 DMIPS)
Wireless Communication Wi-Fi Bluetooth
802.11 b/g/n (802.11n up to 150 Mbps) Bluetooth V4.2 BR/EDR and Bluetooth LE specification
Hardware Resource UART x 3; SPI x 2; I2C x 2; I2S x 1; 12-bits ADC input x 18; 8-bits DAC output x 2; GPIO x 22,GPI x 6
RAM 520KB internal SRAM
Interface Micro USB x 1; 18 x 2.54 pin x 2
Maximum Size (Including protruding parts
such as switch and battery compartment)
51 x 25.5 x 10.6 mm
USB to Serial Chip CP2102
Battery 3.7V Lithium(SH1.25 x 2 socket)
Solar Energy x
Battery Detection Circuit
External Device Power Control(Vext)
Display Size  0.96-inch OLED
Working Temperature -40~80℃
Electrical Features Condition  Minimum Typica  Maximum
Power Supply USB powered(≥500mA) 4.7V 5V 6V
Lithium powered(≥250mA) 3.3V 3.7V 4.2V
3.3V(pin)powered(≥150mA) 2.7V 3.3V 3.5V
5V(pin)powered(≥500mA) 4.7V 5V 6V
Power Consumption(mA) WIFI Scan 115mA
Output  3.3V pin output 500mA
5V pin output (USB powered only) Equal to the input current









LoRa Band

433MHz, 470-510MHz, 863-987MHz, 902-928MHz

working temperature

-40°C to 80°C


51 x 25.5 x 10.6 mm


Micro USB x 1|SPI|LoRaAntenna interface


There are no reviews yet.

Be the first to review “WiFi Kit 32”