ESP Wroom 32 38 Pin Development Board is a powerful and compact module featuring dual-core Tensilica LX6 MCU, integrated 2.4GHz WiFi and Bluetooth (BLE). With a wide input voltage range (5–12V) and 38 GPIO pins, it supports PWM, ADC, I2C, UART, and SPI, making it ideal for IoT projects, wireless communication, and Arduino-compatible development.
The ESP32 38-Pin Development Board features a dual-core 240MHz processor, integrated WiFi & Bluetooth (BLE 4.2), and 38 GPIO pins supporting PWM, ADC, SPI, I2C, UART, and more. Ideal for IoT development, home automation, wireless communication, and Arduino-compatible embedded systems.
Input voltage: DC5V
Power consumption (current) : 150 mA
DO output: TTL digital 1 and 0 (0.1 and 5 V)
AO output: 0.1-0.3 V (pollution-free)
Highest concentration of voltage: Approx 4 V
Detection range of alcohol: detection range of 10 ~ 1000 PPM
The MQ4 Gas Sensor Module is a high-sensitivity methane (CNG) detector designed for reliable detection of combustible gases. Operating at 5V DC, this sensor features analog and digital outputs, making it easy to integrate with Arduino, Raspberry Pi, and other microcontroller platforms. Its fast response time, adjustable sensitivity, and compact size make it ideal for smart gas leakage detection, industrial monitoring, and IoT automation projects.
The ESP32-S3 WROOM-1 Pre-Soldered Development Board is a powerful WiFi + Bluetooth 5.0 BLE dual-core microcontroller designed for high-performance IoT, AI, and embedded projects. Featuring 2.4GHz WiFi, USB support, pre-soldered headers, and support for Arduino, MicroPython, and ESP-IDF, it’s ideal for smart devices, robotics, and wireless applications.
Operating Voltage: 3.3V
Dual-core 240MHz Tensilica LX7 CPU
Built-in 512KB SRAM, 384KB ROM
USB OTG, ADCs, GPIOs, PWM support