CO2 Monitor & Controller CO2 Concentration Tester Controller 0~9999ppm Measuring Range with Human & Plant Mode High Sensitive Wall-mounted Carbon Dioxide Air Quality Monitor Detection Controller Relay for Cultivation Breeding Greenhouse ( Item#: E23118EU )

Features:
Multifunction CO2 Monitor & Controller: it can detect CO2 concentration, temperature and humidity in the current environment, and realize the automatic control of carbon dioxide concentration.
High-precision Split-Type Probe Sensor: high sensitive external probe sensor for quickly and accurately measurement of carbon dioxide content.
Large Colored Screen: 3.8-inch screen display the current values in real time, and it has the human mode and plant mode to be switched from.
Human Mode: if the set alarm value is exceeded, the instrument will automatically supply power to the exhaust fan for ventilation and beep sound-light alarm. Suitable for hospitals, offices, schools, stations, commercial buildings, etc.
Plant Mode: when the set value is exceeded, the relay output will be turned off; and the relay output will be turned on automatically when it decrease to the preset low value. Suitable for greenhouse, agricultural, hydroponic flower industry, mushroom farm, etc.
Easy to Install: the device with simple but stylish appearance, package includes the accessories for wall mounted installation.

Specifications:
Plug: EU / US (Optional)
Material: ABS
Power Input: AC100-300V
CO2 Measuring Range: 0-9999ppm
CO2 Display Resolution: 1ppm
CO2 Accuracy: ±50ppm
CO2 Repeatability: 10ppm
CO2 Temp. Dependence: ±1% of reading per ℃ or ±2ppm per ℃, whichever is greater, referenced to 25℃
Pressure Dependence: Support
Response Time: < 1min
Warm-up Time: < 15s
Temperature Measuring Range: 0-50℃ (32-122℉)
Temperature Display Resolution: 0.1℃ (0.1℉)
Temperature Accuracy: ±0.5℃ (±1℉)
Response Time: < 10min
RH Range: 0-99%
RH Accuracy: ±3%
RH Resolution: 0.1%
Control Unit Size: 164 * 147 * 47mm / 6.47* 5.79 * 1.85in 
Sensor Unit Size: 105 * 63 * 28mm / 4.13 * 2.48 * 1.10in 
Item Weight: 1025g / 2.26lb (include cables)
Package Weight: 1346g / 2.97lb
Package Size: 24.5 * 18.5 * 10.8cm / 9.65 * 7.28 * 4.25in

Package List:
1 * Control Unit
1 * Sensor Unit
1 * S Hook
3 * Cable
4 * Screw
4 * Drywall Anchors