M5Stack K034 Tough ESP32 IoT Development Board Kit

m5Stack K034 Tough ESP32 IoT Development Board Kit is an industrial-grade programmable embedded controller featuring an Espressif ESP32 chipset with integrated Wi-Fi and BLUETOOTH® dual mode. It is equipped with a dual-core low-power Xtensa® 32-bit LX6 microprocessor with clock frequency up to 240MHz. A combination of 8M PSRAM, 16M FLASH memory, integrated 2.0-inch HD IPS display panel, high-sensitive capacitive touch screen, rich peripherals, and expansion interface. m5Stack K034 Tough ESP32 Kit has full-coverage support dustproof and waterproof, ensuring the stability of circuit operation even in complex industrial applications. The K034 Tough ESP32 Kit is ideal for industrial control, smart buildings, outdoor node data acquisition, and other applications.


  • ESP32-D0WD-V3
  • 16MB Flash + 8MB PSRAM
  • Waterproof and dustproof
  • UV resistant enclosure design protection
  • 2 inches LCD capacitive multi-touch screen
  • Advanced low power techniques (Wakeup with an RTC alarm clock
  • Integrated with 12V to > 5V flexible DC/DC converter (flexible power supply)
  • RS485/I2C/GPIO/UART interface
  • Development platform
    • Arduino/UIFlow/ESP-IDF


  • ESP32-D0WDQ6-V3 - 240MHz dual-core, 600DMIPS
    • 520KB SRAM
    • Wi-Fi
    • Dual-mode Bluetooth
    • Flash (16MB)
    • PSRAM (8MB)
  • Protection level - Waterproof/Dustproof
  • USB (5V @ 500mA) RS485 DC Input (12V @ 1A) input voltage
  • Interface
    • Type-C x 1
    • GROVE x4 (RS485/I2C/G/UART interface)
  • IPS LCD - 2.0" @ 320*240 ILI9342C full color display, maximum brightness 853nit
  • Touch Panel Driver Chip - CHSC6540
  • Speaker configuration - S4168 16bit I2S amplifier + 1W speaker
  • RTC clock chip - HY8563
  • PMU - AXP192
  • USB chip - CH9102 USB-TTL serial port/program download circuit
  • TF card slot (maximum support 16GB memory card)
  • Antenna - 3D-WiFi/BLE antenna
  • Shell material - UV-resistant plastic
  • Net weight (108g)
  • Gross weight (139g)
  • 58mm x 76mm x 41mm product size
  • 99mm x 80mm x 45mm packing size

Kit Contents

  • 1x M5Stack TOUGH
  • 1x Type-C™ USB (1m)
  • 1x 2.5mm hexagon wrench
  • 1x 1.25-2P single head terminal line
  • 1x 1.25-4P single head terminal line
  • 1x Waterproof O-ring


  • IoT controller
  • Data acquisition/display terminal
  • Timing controller
Published: 2021-10-25 | Updated: 2022-03-11