USB thermometer 1.Range: -55~125C 2.measure the ... automatically 4.Size: 53*14*8mm USB thermometerThermometer & hygrometer is a measurement device using USB port to connect to a computer ... 5, Signal indication: Red light when working6, Recharging method: PC or USB port adapter7, Support Windows ,XP, VIST;8, Memory requirement ... or excel;10, Send mails function11, Graph transfer function USB thermometer