KEYESTUDIO Ds18b20 Digital Temperature Sensor(Waterproof)+4.7k Resistor Kit 3 Pack for Arduino to Measure The Temperature of The Air, Liquids Like Water and The Temperature of The Ground

Ds18b20 Features: ? Unique 1-Wire Interface Requires Only One Port Pin for Communication ? Reduce Component Count with Integrated Temperature Sensor and EEPROM Measures Temperatures from -55°C to +125°C (-67°F to +257°F) ±0.5°C Accuracy from -10°C to +85°C Programmable Resolution from 9 Bits to 12 Bits No External Components Required ? Parasitic Power Mode Requires Only 2 Pins for Operation (DQ and GND) ? Simplifies Distributed Temperature-Sensing Applications with Multidrop Capability Each Device Has a Unique 64-Bit Serial Code Stored in On-Board ROM ? Flexible User-Definable Nonvolatile (NV) Alarm Settings with Alarm Search Command Identifies Devices with Temperatures Outside Programmed Limits ? Available in 8-Pin SO (150 mils), 8-Pin µSOP, and 3-Pin TO-92 Packages Applications ? Thermostatic Controls ? Industrial Systems ? Consumer Products ? Thermometers ? Thermally Sensitive Systems To make a thermometer with our DS18B20 sensor you will also need: Arduino board (arduino UNO r3, Arduino mega 2560, arduino DUE, Micro, etc? One 4.7k resistor Breadboard