1.Large LCD Display:3.5”(8.9cm)LCD display with backlight

2.CarbonDioxide(CO2)：Range: 0~9999(outofscale) ，Accuracy: ±50ppm±5%rdg(0~5000) .

"3.Temperature Range: -10.0~70.0°C(14~158°F) ，Resolution: 0.1°C/°F

Accuracy: ±0.6°C/±0.9°F(0~50°C/32~122°F),others±1.2°C "

"4.Humidity Range: 0.1~99.9% ，Resolution: 0.1°C/°F

Accuracy: ±3%(10~90%) "

5.LoggingMemory: 12700

6.OperatingCondition: 0~50°C,0~95%RH

7.StorageCondition: -20~60°C,0~99%RH

Sensorlife: 15years in normal comm.  EnvironmentswithABCon

StorageTemp: -40~70°C(-40~158°F)

PowerSupply: 1A Output 9VAC Adaptor  ，4*1.5V（AAA)