Temperature Humidity and Carbon Dioxide Detector Air Quality Tester

Product Description

YEM-42 Temperature Humidity and Carbon Dioxide Detector Air Quality Tester
Specifications
DESCRIPTION:
The YEM-42 series of instruments are mainly used for environmental carbon dioxide concentration and temperature and humidity monitoring, suitable for home, classroom and office space. Make your life healthier and more comfortable.

FEATURES:• HD black bottom color screen• Use the NDIR sensor• Lithium-electric direct charge (optional)• Dry Battery Power Supply (optional)• Human comfort index• Intelligent alarm• CO2 User Calibration• Screen brightness is adjustable• Battery status indication

APPLICATION:• Shopping mall• Hospital• Restaurant• School• Home furnishing• Office space environment testing• Agricultural greenhouses, breeding• Laboratory

Model	YEM-42	YEM-42S	YEM-42H
Measure Parameters	Temperature, Relative Humidity, CO2 concentration
Unit	Temperature: ºC; Humidity: %; CO2: PPM
Measurement Range	Temperature: -20~+ 60ºC
	Humidity: 0~100%
	CO2: 400 ~ 10,000 PPM
Measurement Accuracy	Temperature:	Temperature:	Temperature:
	±1ºC (-10~+65ºC)	±1ºC (-10~+65ºC)	±2ºC (-10~+65ºC)
	±2ºC (Other range)	±2ºC (Other range)	±3ºC (Other range)
	Humidity:	Humidity:	Humidity:
	±5% (10~90%,25ºC)	±5% (10~90%,25ºC)	±5% (10~90%,25ºC)
	±6% (Other range)	±6% (Other range)	±6% (Other range)
	CO2:	CO2:	CO2:
	±3%±100PPM	±3%±60PPM	±3%±40PPM
	(400~2000PPM,0~50ºC)	(400~2000PPM,0~50ºC)	(400~2000PPM,0~50ºC)
	Other range presentation values are for reference only	Other range presentation values are for reference only	Other range presentation values are for reference only
Resolution	Temperature: 1ºC
	Humidity: 1%
	CO2: 1PPM
Response Time(t90)	Temperature: 15 minutes
	Humidity: 15 minutes
	CO2: ≥ 3 minutes (in better air circulation)
Measuring Interval	Temperature: 1 second
	Humidity: 1 second
	CO2: 4 seconds
LCD Refresh Interval	1 second
Operating Temperature	-20~+60ºC
Storage Temperature	-30~+ 60ºC (no battery)
Power Supply	(1) 3 PCS 1.5V AAA alkaline battery / USB power supply; (2) lithium direct charge / USB power supply
	Above (1) and (2) plan, choose one
Power Supply Interface	Type-C,DC 5V/2A
Protection Class	IP20
Size	91*76*40mm
Case Material	ABS
Weight	About 140g(without batteries)

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Company Profile
FAQ Q. Do you make custom products?
A. Yes, we offer OEM/ODM solutions for our clients.

Q. How long is your lead time for samples?
A. 5-7 days. For bulk orders, 10-30 days depending on the quantity.

Q. What is your terms of payment?
A. 100% for small orders. 30% in advance as deposit and 70% balance before the delivery.

Q. How can we pay?
A. You can pay via T/T, PayPal and Western Union.