Description Die- and electroplated housing. Waterproof and sensitive sensor. Name: USB PC Thermometer;Type: Gold TEMPer;Color: silver;Material: metal ;Size: about 53 x 14 x 7 mm; Golden USB adapter, looking and . Temperature measurement range: -55 to +125 degrees Celsius/ -67 to +257 degrees Fahrenheit. Application range: indoor and outdoor temperature detection, machine room and storeroom environment monitoring, superstore, condition temperature control and monitor, farm, vege Operating instructions: 1. It enables you to read temperature without installation of software. Only when you press Caps Lock or Num Lock or 2 simultaneously can you read temperature in excel, or word formats. When you press it for one time, the reading interval will increase 1 second. It is convenient to and tend to form curve in excel . 2. Temperature display frame: Shows current temperature in software interface on top left corner. 3. Curve display: There are 2 curves: Line and Current Line. Users can watch temperature. Current line shows change of temperature. Curve trend reacts current temperature. 4. Daily record: It records current temperature and saves in relevant files automatically. 5. : After user logs in, your can operate according to relevant prompt and achieves temperature data. When your friend sends 1 according to prompt, it means he has gotten temperature data. Temperature data includes: current temperature, maximum, minimum and average. 6. E-mail: Fill in relevant E-mail information and save it. Email sending request: support POP3/SMTP or other server port. 2 receiving emails can be filled in. Package Includes:1 x Thermometer Note:Light and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.