TENMARS TM-186 Large LED Screen CO2/Temp/RH Monitor     Product Description& 65306;  - Large LED display.  - Measurement : CO2, temp. and humidity  - The selection of  C OR F  - Real time data  - Data hold functin  - Alarm function      Application& 65306;  This monitor can be mounted on a wall or sat upon a desk, and has a unique, large LED display that makes it easy to see the readings, it’s ideal for CO2, temperature and humidity monitoring, and control in labs and other areas:     - Hospitals blood/Tissue banks.  - Warehouses.  - Laboratories.  - Computer rooms.  - Chambers /incubator.  - Clean rooms.  - Green house  - Electronics manufacturing.  - Defense.  - Refrigerators/Freezers.  - Other Critical areas.     Specification& 65306;       MODEL    CO2    Temp.    Humidity    Datalogger        TM-186    /    /                TM-186D    /    /        /        TM-187    /    /    /            TM-187D    /    /    /    /      - Display : Double rows LED    - CO2 MAX reading : 9999     - Temp MAX reading : 999     - Humidity MAX reading : 999     - CO2 Sensor : Infrared     - Temp sensor : Diode.     - Humidity Sensor : Capacitor Sensor.     - Sampling : 1 times/second.     - Power : AC to DC Adapter.     - Backup Power : 9V battery,NEDA 1604, IEC 6F22 or JIS 006P( for data logger use).     - Resolution :1ppm, 0.1%RH, 0.1C, 0.1F.     - Resolution :1ppm,0.1%RH,0.1C,0.1F.     - Size : 260x178x47mm(LxWxH).     - Weight : 1000g.     - Operating Temperature and Humidity :-20C to +70C,     - Storage Temperature and Humidity : -10 to 60C,   - Standard Accessories : User’s manual, 9V battery(not included package), AC to DC Adapter,Carrying case, LCD Wall Mount kit.    - Accessories : Data logging Box (TM-186D & TM-187D)