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 is a high-precision digital temperature and humidity sensor module ideal for Arduino, Raspberry Pi, ESP8266, IoT systems, smart homes, and weather stations. With stable output, wide range, and digital signal interface, it’s perfect for climate monitoring, automation, and data logging 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.
DS18B20 Temperature Sensor Module is a digital temperature sensor, and you can easily connect it to Arduino with only one 4.7-pound resistor, base 1 – Ground 2 – Output – Base 3 to the positive of the source, with resistance to base 2 Is connected. The connection of this sensor to the Arduino via the 1-wire protocol is established. Therefore, several sensors can be connected only through one common wire to Arduino. The output is digitally accurate to 12 bits. Therefore, the temperature can be measured with a precision of 0.0625 º C.
The DS18B20 Waterproof Temperature Sensor is a high-precision digital sensor with a stainless steel probe. Ideal for Arduino, Raspberry Pi, HVAC, industrial automation, and temperature monitoring, it provides accurate, real-time temperature readings in liquids, soil, and harsh environments.
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.
ESP8266 1S Breakout Adapter
A compact adapter board designed for the ESP8266-01 module, providing easy connections for power and I/O pins. Ideal for WiFi-based IoT projects, prototyping, and seamless integration with microcontrollers like Arduino.