Package includes: 1 piece DS 18B20 Programmable Resolution 1-Wire Digital Thermometer
 
Features Specifications
 IC Output Type: Digital
 Sensing Accuracy Range:  ± 0.5°C
 Temperature Sensing Range: -55°C to +125°C
 Supply Current: 1mA
 Output Current: 4mA
 Supply Voltage : 3-5.5V
 No. of Pins: 3
 Base Number: 18
 Device Marking: DS18B20+
 Logic Function Number: 18B20
 Package / Case: TO-92
 Resolution: 12bit
 Termination Type: Through Hole
 
With an accuracy of ±0.5°C over the range of -10°C to +85° and multiple data logging of temperature spread in wide area network, connected in single data bus, DS18B20 comes handy as it has been assigned unique 64-Bit Serial Number, thus a single microcontroller can receive data from many DS18B20s distributed over a large area. 
DS18B20is 1-wire digital temperature sensor from Maxim IC suitable with 9 to12 bit precision over the range of operation (-55°C to 125°C).
 
Bullet points:
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Measures temperature from -55 degree C to 125 Degree C.
Sensing Accuracy Range:  ± 0.5°C
IC Output Type: Digital
Supply Voltage : 3-5.5V