3.5-inch LCD Display with Backlight Temperature and Humidity Data Logger, Carbon Dioxide Meter

bargain

HT-2000 CO2/temperature/RH data logger
Super large LCD simultaneously display and log C02 level, temperature relative humidity, calendar (Y/M/D) and time (clock)
Digital wall mountable/desk top types:
- 32000 data logging memory
- Warning carbon dioxide level
- Stable ND IR sensor for CO2 concentration
- ND IR (non-dispersive infrared) wave guide technology with ABC (automatic back ground calibration)
- High and low threshold setting
- Alarm output relay to control system
- Backlight function
- Recall maximum and minimum reading
- Long time drift compensationWith power adapter (choose one from the available plug US/UK/AU/EURO)