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The DS18B20 temperature sensor is a 1-wire digital temperature sensor. The sensor is available in water proof version. Here’s the sensor features:
- Power supply range: 3.0V to 5.5V
- Comunicates over 1-wire bus communication
- Operating range temperature: -55ºC to 125ºC
- Accuracy +/-0.5 ºC (between the range -10ºC to 85ºC)
Learn how to use the DS18B20 temperature sensor with the Arduino: Guide for DS18B20 Temperature Sensor with Arduino.