10-in-1 Indoor Air Quality Monitor Indoor Portable with Data Log and Download Detects PM1.0/PM2.5/PM10/CO2/HCHO/TVOC/Humidity/Temperature/AQI
Specification:
-Product Name : Multi-function Air Quality Detector with Data Store and Download
-Material : ABS
-Color : Black + Orange
-Product Size : 164*74*26MM
-Display : LCD Screen Display
-CO2 Technology : Infrared (NDIR)
-PM2.5 Sensor technology : Laser Scattering -HCHO/TVOC technology :Electrochemistry
-Detection Range :
--AQI (0-500) --PM2.5 (0-999 ug/M³) --CO2 (400-5000 ppm)
--HCHO (0.001-1.999Mg/M³)
--TVOC (0.001-9.999Mg/M³)
--Temperature (-10°C to 50°C)
--Humidity (20% - 85%)
Feature:
-With Color Indicatior
-Temperature Unit Switch (ºC/ºF)
-CO2 Alarm On/Off, O2 Alarm Value is 1000ppm
-Measuring Item: CO2 / PM1.0 / PM2.5 / PM10 / HCHO / TVOC / AQI Temperature / Humidity
-2000mAh Capacity Rechargeable Lithium Battery, 5V DC Micro USB Charging Cable
Packages:
-Packing amount: 22pcs/ctn --Carton size: 550*280*260mm
-G.W.: 12.5KG
DM509C supports data store and download to PC. Operation steps as below:
Step1: Download the CO2 Sensor.zip through the link: https://www.alcohol-tester.co/dm509.zip.
Step 2: Unzip the CO2 Sensor.zip to the same folder.
Step 3: Based on your Windows version, select the appropriate installation file.
Step 4: Connect to the external USB cable of device.
Step 5: Recheck if you are connected to the correct Virtual COM port. Find the correct Virtual COM port (COM3) or other port (COM7 or COM10) by searching for "Device Manager" in windows.
Step 6: Keep the device on the main screen, then double-click the power button on the right until you see a USB key icon, which means data is being uploaded through a USB cable.
Step 7: Create a new folder to place the data table.
Important: The number of records stored in the CO2 sensor is limited to 90 records. After reaching the 90-record limit, the first record will be deleted and replaced by the latest record. The frequency of records in one day will determine the number of days before the device starts to delete the first record.
Following table provides a clear overview of the inter-record unit, its corresponding frequency, and the number of days before the device starts to delete the first record.
| Inter-Record Unit |
Frequency |
Quantities of Days |
| 1h |
24 |
4 |
| 2h |
12 |
8 |
| 4h |
6 |
15 |
| 6h |
4 |
22 |
| 12h |
2 |
45 |
Langdeli Technology Co., Ltd. is a professional manufacturer with 10 years of experience in producing testing instruments, committed to providing customers with high-quality and high-performance testing instruments. The company has advanced production equipment, a professional R&D team and sales team, as well as its own factory, production workshop, and office buildings.
Since its establishment, the company has been dedicated to the research and development, production, and sales of testing instruments. We have established strategic partnerships with multiple large companies to provide customized testing instrument solutions. At the same time, we actively explore domestic and international markets, providing high-quality products and services for enterprises and individual users.
The company has a professional R&D team, constantly following up on the latest developments in domestic and foreign testing technologies, and applying the latest technologies to products. Our products cover multiple fields such as environmental testing, food safety, medical and health, including air quality detectors, water quality detectors, soil
detectors, noise detectors, temperature and humidity detectors, combustible gas detectors, radiation monitors, alcohol measuring instruments, etc.
As a high-tech enterprise, Langdeli Technology attaches great importance to technological innovation and quality improvement. At the same time, we also attach great importance to intellectual property protection and have multiple invention patents and utility model patents.
The company has a comprehensive sales team and channel system, which can quickly respond to customer needs and provide professional pre-sales consultation and after-sales service. Our products have been widely used in government agencies, environmental protection departments, health supervision departments, food enterprises and other fields, and have received high recognition and praise from users.
In the future, Langdeli Technology Co., Ltd. will continue to be committed to providing high-quality and high-performance testing instruments to provide users with higher quality products and services. We will continue to innovate and make progress, striving tirelessly to become a leading global manufacturer of testing instruments. We believe that through our efforts and innovation, we can become your trusted partner.
We are manufacturer
We have our own factory and office buildings, covering a total area of 5000 square meters. We have advanced production equipment and technology, which enables us to independently complete the entire process from raw material procurement to product production. Our factory has a complete production process and quality management system, ensuring that every step meets the company's quality requirements.
Our Production line:
We are well aware that product quality is the lifeline of a company, so we always adhere to high-quality and high standard production processes. We have a professional quality inspection team that strictly controls every step from raw material procurement to production processes. We focus on the quality and performance of our products, continuously optimizing production processes and quality management to ensure that every product meets national standards and certification standards.
Our Facilities Includes (not all):
Our Certificates
Our products have passed multiple certifications, such as CE, RoHS, PSE, FCC, etc. These certifications indicate that our products meet the entry standards for overseas markets in terms of safety, environmental protection, health, and other aspects. This means that when you purchase our products, you can use them with more confidence, without worrying about the impact they may have on your health and environment.
1. Who are we?
We are manufacturer that has been producing and exporting various testing and digital instruments over 11 years. We are based in Guangdong, China, starting from 2013, sell to North America(25.00%), Western Europe(20.00%), Southern Europe(13.00%), Eastern Europe(9.00%), Northern Europe(8.00%), South America(7.00%), South Asia(5.00%), Eastern Asia(5.00%), Southeast Asia(5.00%), Central America(2.00%), Mid East(1.00%). There are total about 51-100 people in our office.
2. How can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment.
Certificates can be provided, including CE, Rohs, FCC, MSDS, UN38.3, ISO9001 etc.
3. What can you buy from us?
a.WiFi Tuya meter (CO2/PM2.5/PM1.0/PM10/Temperature/Humidity/HCHO/TVO)
b.Wall mounted decibel meter
c.PM2.5 detector, combined with CO2/Temperature/Humidity
d.Multi-functional detector measuring PM2.5/HCHO/CO2/PM1.0/PM10/temperature/humidity
e.Geiger counter, nuclear radiation detector/electromagnetic radiation detector
f.O3 (Ozne) meter
g.NH3 meter
h.CO meter
i.O2 meter
j.Alcohol detector
k.Mental detector
4. Why should you buy from us not from other suppliers?
a.Accept customized OEM/ODM orders.
b.We provide one-year warranty and lifetime service for customers.
c.Accept third-party inspection service to guarantee quality for you.
d.Our products are private, developed and produced by our factory independently.
5. What services can we provide?
a.Accepted Delivery Terms: FOB, CFR, CIF, EXW, FAS, CIP, FCA, CPT, DEQ, DDP, DDU, Express Delivery;
b.Accepted Payment Currency: USD, HKD, CNY;
c.Accepted Payment Type: T/T, L/C, D/P, D/A, MoneyGram, Credit Card, PayPal, Western Union, Cash, Escrow;
d.Language Spoken: English, Chinese.
6. What delivery time can we guarantee?
Delivery time depends on the actual order quantity, usually it will take about 2-30 days to deliver.
If goods are in stock, it will take about 1-3 days.
If some are not in stock and small quantity, it will take about 5-10 days.
If customized order, and no more than 200-300pcs, it will take about 20-25 days normally.
If bulk order up to 1000pcs, it will take 30 days.
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