Langder Cheap Price Laser Sensor Handheld Air Quality Detector For PM2.5/HCHO/TVOC

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US $20-45 / Pieces | 1 Piece/Pieces (Min. Order)
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Overview
Quick Details
Place of Origin:
Guangdong, China (Mainland)
Brand Name:
langder
Model Number:
DM106B
Functions:
Test PM2.5/HCHO/TVOC
Material:
ABS
Sensor:
Laser sensor
Power supply:
Built in Li-battery 1000mAh
Weight:
250G
Product size:
149*69*22MM
What are included:
Main Unit+ manual+charging cable
Certificates:
CE/ROHS
Brand:
Dienmern
SupplyAbility
SupplyAbility:
100000 Piece/Pieces per Month
Packaging & Delivery
Packaging Details
What are included :Main Unit+ manual+charging cable
Packing : 32 pcs /ctn Carton size: 32*35*15Cm
N.W:14.1KG G.W:15KG
Port
Shenzhen
Lead Time :
Sample time:1-3days / Bulk order:10-25days
Product Description
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Packaging & Shipping

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Our Services

If you have any other questions,please contact with me!

 

1.We provide OEM and ODM service.

 

We promise 1 year warranty for genuine quality defects.

 

2.We're long-term or regular suppliers of well-known brands

 

Critical quality control  
a: Incoming material checking       
All casing must be sorted before in production line;
Controller, crystal ocsillator must be inspected and tested by AQL level before incoming;
battery must be full tested before mounting;


b: Online inspection  mini bluetooth speaker
Online inspection to the printings, package;
Full inspection of rechanging, discharging, aging test to the battery cells.


c: Final inspection/ pre-shipment inspection
Casing came apart. Failed to mount. Corrupted contents will be picked;
bad battery will be sorted and returned to the suppliers;


d: Besides running these benchmarking tests, to make sure the product's longevity, durability, manufacturer's reputation, we have a record on different vendors writing  down their fail percentages and spotted the excellent suppliers.

 

Good service:
a:On production, we take photos each procedure of production and report to you, thus you'll control your goods even in overseas.   

 
b:On shipment, we send screenshot to report the test report, we send photos of carton package, weight measurement to show you clearly about the goods condition. after shipment, we tracking the courier all the way till it's safety delivery.


c:Efficient feedback:any questions or needing, you'll be replied within 24hours no matter we can or cannot;


d:Win-Win transaction:our professional customer representatives dedicated to make each potential client to experience an enjoyable buying trip.

FAQ

Why choose us:

 

Q1. Are you a manufacturer?

 Yes, we have our own factory in Shenzhen.

 

Q2: What about the lead time of sample time and mass production?

 Usually, 2 days for sample order,3-25 days for bulk order depends on your order quantity.

 

Q3.Shiping method: 

 By sea for large quantity order, By air or express for small quantity order.

 

Q4. How can I get a sample to check your quality?

 After price confirmation, you can require for samples to check our quality.

 If you just need a blank sample to check the design and production quality, we will provide you the sample with your payment, the freight by buyer.

 If you want sample with your design, we will collect the proofing fee.

 

Q5. How can I order your products?

A. leave your message on below blank, Click send Or contact supplier.

B. Contact our sales directly via phone or email at below Contact Information.

Company Information

 

 

 

 

          Shenzhen Langder Technology CO.,LTD ,an integrated enterprise of research and development,

production and sales,is located in the economic zone of Shenzhen,which covers a space of 1000 square  meters large.

We are the professional manufacturer who specialize in Popular promotional Electronic technology gifts, Wearable products, Electronic wearable products , Smartphone accessories , Car accessories ,Season products ,home products .

We have done business with large Company like Vtech, Hama , Tesco , Amazon , Volkswagen, KFC , Disney.....You can find our products selling on supper market such as Walmart .

         We have good busines and markets Europe,America,middle east and Australia, Chile from South America , Malaysia,Singapore .

 

       We always belive that : Quality , Sevices , Details determine sucess and failure.

Contact

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