Guangdong, China
Business Type:
Business Range:
Electrical & Electronics, Industrial Equipment & Components, Instruments & Meters
OEM/ODM Availability:
OEM/ODM Service
Sample Available

Temperature, Temperature Meter, Digital Thermometer manufacturer / supplier in China, offering Ggl-21 High Accuracy Humidity and Temperature Data Logger, Economical Car Automobile Paint Thickness Tester, High Quality Environment Handheld CO2 Carbon Dioxide Meter and so on.

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Ggl-21 High Accuracy Humidity and Temperature Data Logger

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Min. Order: 5 Pieces
Port: Shenzhen, China
Production Capacity: 50000PCS/Year
Payment Terms: L/C, T/T, Western Union, Paypal
Measuring Medium: Temperature
Temperature Measurment Range: -35 to 80oc(-31 to 176of)
Humidity Measurement Range: 0~100%Rh
Display Type: LCD
Interface: USB
Analysis Software: Dgraph

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Basic Info

Model NO.: GGL-21
Standard: Celsius/Fahrenheit
Usage: Industrial
Display: Digital
Material: Resistance
Hygrometer Type: Capacitance
Trademark: yuwen
Specification: CE, Rohs, FCC, EMC
Origin: Shenzhen China

Product Description

This data logger can measure and store humidity and temperature readings automatically. Especially, dew point and more professional applications can be provided by the unique PC software DGraphTM under Windows xp/7/8 (32/64 bits).  User can easily use the software to setup and download data to PC via USB. And user can view, analyze and print the data, or export other file formats(txt, xls, csv, bmp, jpg). Logger status, alarm indication and low battery indication are via flashing red/green LED and yellow LED. The button on housing can be used to start logging or confirm and clear LED alarm.

Temperature Accuracy±05°C  (±0.5°F)±03°C  (±0.5°F)±03°C  (±0.5°F)±03°C  (±0.5°F)
Humidity Accuracy  ±3 %RH±2 %RH
Temperature Range-35 to 80°C
-35 to 80°C
-35 to 80°C
-35 to 80°C
Humidity Range 0 - 100%RH
Sensor locationinternalinternal
Sample Rate1s to 24h
Memory Capacity32,000
PC SoftwareDGraph software and USB driver required (Included in CD) 
Power SupplySection 1 3V button battery, USB powered directly
Case Material and WeightABS; Approx. 80 grams
Ggl-21 High Accuracy Humidity and Temperature Data LoggerGgl-21 High Accuracy Humidity and Temperature Data LoggerGgl-21 High Accuracy Humidity and Temperature Data LoggerGgl-21 High Accuracy Humidity and Temperature Data Logger

Our Services

After-sales Service

1.All goods will be inspected and tested before shipment.

2.Customer's satisfaction is the most important thing to us. If you have any problems or questions, pls 

contact us by Trademanager or email. We will respond you within 24 hours. 


What Can I Do For You

1.Quality & Service At YUWEN, our 1st priority has always been providing our clients with great quality 

products and superior customer service. 

2. Quick LeadTime We're dedicated to providing the quickest turnaround times and work very hard to ensure

 that all of your deadlines are met.

3. Unbeatable Prices We continuously strive to find ways of reducing our production costs, and passing the 

savings over to you! 

4. Brand Awareness The goal of any strong brand is to achieve a level of awareness that instills the idea of 

quality and value into all of your potential customers. 

5. Special Offers In order to maintain our competitive edge, we are constantly running special offers on our 

products including Thermometer and Pedometer etc. Contact our sales team to see how we can help you save

 a lot of money. 


Why Choose Us

1.Low MOQ: It can meet your business very well.

2.OEM Accepted: We can produce based on your design.

3.Good Service: We treat clients as friend.

4.Good Quality: We have strict quality control system .Good reputation in the market.

5.Fast & Cheap Delivery: We have a discount from forwarder (Long Contract).

We Are Together

YUWEN is willing to work and develop together with worldwide agents and distributors.

Always,on the road; Work together, change the world.


Welcome your enquiry!  Contact us:

Stephan:    Tel: +86 755-85270752    13128942538

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