1 Temperature range: TEMPer 1: -40 ~ +120 degrees Celsius; (2) Temperature Resolution: 0.06 ° C; (3) Temperature accuracy: +2 degrees Celsius; 4 Current: <10mA; 5 Signal indicator: Working red; 6 supports Windows NT, XP, VIST; 7 Memory Requirements:. 20M 8 data is automatically saved as a txt or csv format, can be opened by excel; 9 e-mail function; 10. Graph transformation function.11. Probe length 100cm. Installation Instructions Software Installation Instructions: Please log in to download the program www.pcsensor.cn a) free USB drive b) hardware installation instructions, the thermometer into the computer USB port and run TEMPer \ TEMPer.exe. If you insert the thermometer on the right is the red light is lit.