A company that thinks about humans and nature and creates values.

Portable Carbon Dioxide Measuring Device

PoC Carbon Dioxide Measuring Device for real-time check anytime, anywhere

The PoC Portable Carbon Dioxide Measuring Device can conveniently check the carbon dioxide concentration / temperature / humidity at the same time with the non-dispersive infrared anytime, anywhere in real-time.


The Carbon Dioxide Measuring Device accurately measures with its Non-distributed infrared in real-time


Intuitive Display



Easy to



Developed / Produced 100% in Korea

The product is developed, produced, and managed 100% in Korea with rigorous quality management and reliable A/S.

Developed 100%
in Korea

Rigorous Production
& Quality Management

Reliable A/S Customer
Satisfaction Service

Product Development Suitable for Our Environment


Description & Operation of Each Designation

Power & Mode Selection Button

Power Button

  • The power turns ON if you press the button for the first time. The power turns OFF if you press for 2 seconds.
  • After the power is ON, the Auto OFF time is 10 min. (It displays for 10 min and turns off).)
  • If an external charging terminal is connected, the device will display carbon dioxide concentration continuously without Auto OFF.

Mode Selection Button

  • If you briefly press the power button, the order “CO2 Concentration Display → CO2 Concentration/Temperature/Humidity” will repeat.

Button Once ON

CO2  Concentration Display

Button Twice ON

CO2 Concentration / Temperature / Humidity

Concentration & Status Display LED

  • You can intuitively know carbon dioxide concentration / temperature / humidity on the Concentration & Status Display LED.

LED Color by Carbon DioXide Dust Concentration


Product Standard

Brand NameWhiparang
Model namePOC2021-2
Power outletRechargeable lithium polymer battery
(DTP 701635)
Charging specificationUSB micro 5Pin
Charging time
About 90min
Continuous usage time
About 5hours
SizeBody 51 x 90 x 31mm
(with cradle 73.5 x 41 x 30mm)
Weightbody 56.7g (85g including cradle)
KC certification numberR-R-P0C-POC2021-2 
Carbon dioxide measuring methodNon-dispersive infrared
Carbon dioxide measuring range0 ~ 5000ppm
Temperature/Humidity measuring range-40 ~ 99 ℃ / 0 ~ 100%
Operating environment-10 ~ 60 ℃, 0 ~ 90%
Storage temperature range-40 ~ 80℃ 
Battery capacity3.7V, 350mAh
Input voltage5V