Features:
- Professional formaldehyde detector
- Four Detection Items: HCHO, Air Quality Grade (Five Levels), TVOC, AQI (Air Quality Index) 
- Detecting HCHO: With strong anti-interference ability, multi-layer filtration technology and high-precision sensor empower accurate detection of formaldehyde
- Monitoring TVOC: It is more reliable to use, covering over 23 kinds of harmful gases 
- AQI Detection: Featuring comprehensive and reliable detection 
- Fast to assess harm degree
- High-performance chip and SEN+A upgraded algorithm make it better adapt to complicated environment, featuring fast refreshing speed and improved sensitivity 
- 3D convection holes make detection more accurate and faster 
- Constant temperature during detection process 
- Intelligent memory calibration 
- 2.8-inch HD LED colorful display screen enables easy reading 
- Large Capacity: Built-in advanced voltage stabilizing circuit power saving mode prolongs its standby time 
- Application: For both indoor uses including homes, offices, hotels, apartments and cars, and outdoor purposes 
- Can be charged via USB cable 

Specifications:
- Item Name: Air Quality Detector 
- Item Model: ZYG-030
- Display Mode: LED Digital Dispaly 
- Test Items: HCHO & TVOC (Including Benzene) in the Air 
- Monitoring Range of HCHO: 0.000-2.888mg/m³
- Monitoring Range of TVOC: 0.000-9.999mg/m³
- Detection Principle: Principle of Semiconductor Gas Sensor
- Concentration Unit: mg/m³
- Power Supply: Rechargeable Type
- Working Voltage: 2.5V-3.2V
- Dimensions: 15 x 6.8 x 5.5cm 
- Color: White 

Package Included:
- 1 x Air Quality Monitor 

Package: Normally we use the standard exporting packaging. We also can according to clients' request .

 Shipping : 

1. By Couriers: DHL, UPS, FEDEX, TNT are the main courier  we are co-operating at present.

2. By Air: Delivery from the Shanghai airport to customers’ destination city air port.

3. By Sea: Delivery from the Shanghai sea port .

Q1. Can I have a sample order?

A: Yes, we welcome sample order to test and check quality.

Q2. What about the lead time?

A: Samples arrived often need 3-5 days.

Q3. Do you have any MOQ (minimum order quality)limit?

A: Low MOQ, 1pc for sample checking is available.

Q4. How do you ship the goods and how long does it take to arrive?

A: We often ship by DHL, UPS, FedEx or TNT. It usually takes 3-5 days to arrive. Airline and sea shipping is also optional.

Q5. How to proceed an order?

A: Initially, let us know your requirements or application. Besides, We quote according to your requirements or our suggestions. Thirdly, customers confirms the samples and places deposit for formal order. Finally, We arrange the production.

Q6. Is it acceptable to print my logo on the product?

A: Yes. Please inform us formally before our product and confirm the design firstly based on our sample.

Q7: Do you offer guarantee for the products?

A: Yes, we offer one-year warranty for our products.

Q8: How to deal with the flaw?

A: Our products are produced in strict quality control system and the percent of pass is often maintained over 99.8%

Please do not hesitate to contact me if you need any further information

Whatsapp/Tel/Wechat: 8619902906050

Web: 

Address: Room 303 Building 2,Youpin Cultural and Creative Park,Zhangkeng,Minzhi Street,Longhua District,518131,Shenzhen,China(Mainland)