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.
38 Pin Nodemcu Esp32s Microcontroller Wifi & Bluetooth Esp Wroom 32 Development Board Module
This powerful and versatile development board is ideal for a wide range of IoT projects, offering exceptional performance and connectivity. Powered by the Espressif ESP32-S microcontroller, it boasts dual-core processors, Wi-Fi 802.11b/g/n, Bluetooth 4.2 Classic, and Bluetooth Low Energy (BLE) capabilities
ESP-WROOM-32 ESP32 ESP-32S Development Board 2.4GHz Dual-Mode WiFi + Bluetooth Dual Cores Microcontroller. The ESP32 is integrated with Antenna switches, RF Balun, power amplifiers, low-noise amplifiers, filters, and management modules, and the entire solution occupies the least area of PCB. 2.4 GHz Wi-Fi plus Bluetooth dual-mode chip, with TSMC Ultra-low power consumption 40nm technology, power dissipation performance, and RF performance is the best, safe and reliable, easy to extend to a variety of applications.
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.