The MAX6675 Module with K-Type Thermocouple is a high-precision digital temperature sensor designed for accurate high-temperature measurements. Featuring a wide temperature range (0°C to 1024°C), digital SPI communication, and cold junction compensation, this module is ideal for Arduino, industrial automation, IoT applications, HVAC systems, kilns, and scientific research.
The DHT21/AM2301 is a high-precision capacitive digital temperature and humidity sensor operating at 3.3V–5.5V. It offers a wide temperature range of -40°C to 80°C and 0–100% RH with ±0.5°C and ±3% RH accuracy. Ideal for Arduino, IoT, weather monitoring, and smart home automation projects.
The DHT22 Temperature & Humidity Sensor is a high-precision digital sensor ideal for Arduino, Raspberry Pi, IoT, HVAC, and weather monitoring systems. It offers accurate temperature and humidity readings, making it perfect for environmental monitoring and smart home automation.
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.
The ESP32-CAM-MB module can operate independently as the smallest system. A new WiFi + Bluetooth dual-mode development board based on ESP32 design, using built-in PCB antenna, with 2 high-performance 32-bit LX6CPUs, using 7-level pipeline architecture, main frequency adjustment range from 80MHz to 240Mhz. Ultra-low power consumption, deep sleep current is as low as 6mA. It is an ultra-small Wi-Fi + BT / BLE SoC module. ESP32-CAM-MB adopts a Micro USB interface, a convenient and reliable convenient connection method to be applied to various terminal IoT hardware.
The ESP8266 1S Breakout Adapter is designed to simplify the development and testing of ESP-01/ESP-01S WiFi modules. It features an 8-pin header, 2.54mm standard pitch, and clearly labeled pins (TX, RX, GND, VCC, etc.), making it easy to integrate with Arduino, ESP8266, and NodeMCU platforms. Ideal for IoT projects, DIY smart devices, and embedded systems development. Provides reliable connections and eliminates complex wiring.
The Lolin NodeMCU V3 ESP8266 WiFi Development Board is a powerful and beginner-friendly microcontroller for IoT and smart home automation projects. It features the CH340 USB to serial chip, ESP8266EX SoC, and supports Arduino IDE, MicroPython, and Lua. Operates at 3.3V logic, with a 5V USB power supply, and supports WiFi 802.11 b/g/n, making it ideal for wireless applications. Perfect for makers, hobbyists, and students exploring IoT, automation, and embedded systems.
The ESP8266 WiFi ESP-01 Module is a compact, affordable, and highly efficient wireless communication module, ideal for IoT, home automation, and Arduino applications. It operates at 3.3V, uses the ESP8266EX SoC, and offers 802.11 b/g/n WiFi connectivity. With 2 GPIOs, UART interface, and low-power operation, the ESP-01 is perfect for integrating WiFi into smart devices, sensors, and embedded systems. Compatible with NodeMCU, ESPHome, and MicroPython platforms.
The ESP8266-12E WiFi Module is a powerful and compact wireless transceiver, ideal for IoT and automation projects. Powered by the ESP8266EX SoC, it features 2MB external flash memory, enhanced PCB antenna, and full support for 802.11 b/g/n WiFi protocols. With 16 GPIOs, UART/SPI/I2C interfaces, and low power consumption, this module integrates smoothly into Arduino, ESPHome, and NodeMCU projects. A robust choice for smart systems, wireless controllers, and cloud-based automation.