1.Display Format: LCD 2.One Second Measurement speed 3.The scale choosing : oC 4.Memory function: 10 group 5.Temperature range of environment : 12oC~38oC 6.Measuring range: 32oC~42oC 7. Temperatures for storage and transport: -20oC~50oC 8. For indoor use only 9.Battery: One CR2032 lithium batter One single battery can be used for more than 5,000 times' measurement One single battery can stand by for more than one year