TENMARS TM-187 二氧化碳温湿度监测纪录器CO2温湿度计（0~9999ppm，报警） (0~9999ppm, Cảnh báo)

Specification
- Display: LCD
- Mesurement range CO2: 0~9999ppm
- Resolution: 1ppm
- CO2 sensor: Infrared
- Measurement range temp: 0~999C
- Resolution: 0.1C
- Temp sensor: Diode
- Measurement Humidity range: 0~99%
- Resolution: 0.1%RH
- Humidity sensor: Capacitor sensor
- Sampling rate: 1 time/s
- Function:
   + Data hold
   + Alarm
- Operation environment: -20°C ~ +70°C
- Store environment: -10~60°C
- Accessories:  User’s manual, 9V battery, AC to DC Adapter,Carrying case, LCD Wall Mount kit.