This is a Temperature sensor , it design for Raspberry Pi, but it also can be used to Arduino.
Pluging it into Raspberry Pi GPIO interface, and all is ok. This is the easiest way to know the current time
• Range in -25°C~100°C
• Work in 3.3V and 5V
• Supported Raspberry Pi and Arduino
• LM75 IC
• I2C port
• Compatible with Raspberry Pi A+,B,B+/2.
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