DFRobot FireBeetle ESP32 IoT Microcontroller (Supports Wi-Fi & Bluetooth) 74LS12 NAND Gate IC (Pack of 5) Analog sensors connect to the

Analog sensors connect to the ADC1 channel pins (GPIO 32-39)

768 kHz Module Dimensions ~27 mm x 28 mm x 8

The Mornsun LM15-23B15 is a reliable 15W enclosed switched-mode power supply (SMPS) designed for demanding AC/DC conversion applications

Power system design learning

Analog Output Signal: Linear voltage output proportional to gas concentration enables straightforward calibration and signal processing

DFRobot FireBeetle ESP32 IoT Microcontroller (Supports Wi-Fi & Bluetooth) 74LS12 NAND Gate IC (Pack of 5) Analog sensors connect to theDFRobot FireBeetle ESP32 IoT Microcontroller (Supports Wi Fi & Bluetooth) The DFRobot FireBeetle ESP32 is a ultra low power IoT microcontroller board featuring the dual core Espressif ESP32 processor with integrated Wi Fi 802. 11 b g n and Bluetooth 4. 2 connectivity, optimized for battery powered IoT applications with exceptional power efficiency. Professional IoT developers, embedded systems engineers, and industrial automation specialists use this