+86 166 6573 0252
+86 166 6573 0252
PM2.5, as fine particulate matter that remains suspended in the air for long periods and is not easily deposited, acts as a carrier for various harmful substances and poses potential risks to human health. The HT-403 PM2.5 detector is compact and portable, enabling real-time monitoring of PM2.5 concentrations in various environments. It helps users stay informed about air quality and is suitable for multiple scenarios such as homes, offices, and vehicle interiors.
Product Applications
Suitable for monitoring air quality in indoor living environments, offices, vehicle cabins, and other specific enclosed spaces, meeting daily protection and environmental assessment needs.
Product Usage
The device refreshes data approximately every second after startup. It supports continuous use for about 4 hours, with a charging time of around 3.5 hours. It features an automatic shutdown function after 30 minutes of inactivity. Powered by a built-in 3.6V lithium battery, the device is easy to operate and ready to use immediately.
Product Advantages
High-precision detection with a range of 0–999 µg/m³ and a resolution of 1 µg/m³
Rapid response with data updates every second
Compact and portable for on-the-go monitoring
Built-in lithium battery for extended battery life and convenient charging
Widely applicable to various living and working environments
Product Parameters
| Parameter | Details |
| Model | HT-403 |
| Range | 0~999 µg/m³ |
| Resolution | 1 µg/m³ |
| Accuracy | ±10 µg/m³ (0~100 µg/m³; 100~500 µg/m³) |
| Refresh Time | Approx. 1 second |
| Auto Shutdown | 30 minutes |
| Usage Time | Approx. 4 hours |
| Charging Time | Approx. 3.5 hours |
| Power Supply | Built-in 3.6V lithium battery |
| Operating Temperature | 0~50℃ |
| Operating Humidity | 0~90%RH |
| Product Dimensions | 71×27×74 mm |
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We offer a comprehensive range of services and solutions, so contact us today to find out how we can ensure that your project is delivered on time and within budget.
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Industry Information Expansion
A. Automotive Repair Tools
Sockets are core products in routine automotive repair operations. We offer tools made from high-quality materials, including 50B steel sockets and chromium-molybdenum alloy pneumatic sockets. All products are labeled with their true material composition, and quality and dimensional accuracy are strictly controlled according to order requirements. For ratchet wrenches and torque wrenches, we strongly recommend selecting high-performance materials like 40 alloy steel to ensure long-lasting tool durability. We also provide a comprehensive range of other automotive repair supporting products. Please read our product introductions and contact us via email or WeChat for any needs. We leverage partner factories that meet high industry standards for production, providing you with a one-stop procurement experience that combines reliability and cost-effectiveness.
B. Power Tools and Industrial Tool Equipment
General automotive repair tool sets include power tools, cutting tools, drill bit tools, and matching consumables like cutting discs and drill bits. They can also typically include tools for everyday household DIY repairs, eliminating the need for separate purchases. We supply drill bits suitable for various applications such as woodworking, metal sheet processing, and rail transit, along with consumables like wood cutting blades, metal and stone cutting discs. These products are designed to help you achieve efficient and precise processing operations. The material of the product determines the frequency of consumable replacement, ultimately saving you money.
C. Intelligent Diagnostic & Inspection Products
This category covers automotive diagnostic testers, motorcycle inspection tools, marine/pleasure craft diagnostic tools, and other common inspection instruments. All intelligent equipment complies with national certification standards and supports customized development of functions and solutions, empowering professional diagnostics with technology.
F. Brand Philosophy & Manufacturing System
Technology evolves rapidly, and we are always committed to providing users with more reliable and professional tools and solutions. For our core product series, we ensure quality control at the source through our own factories. To meet customers' one-stop purchasing needs, we have adopted the mature production model of well-known domestic technology companies. By combining brand technology licensing with investments in partner factories, we have built an efficient and collaborative manufacturing system. This model not only guarantees stable and reliable product quality but also empowers us to respond quickly to the market and continuously drive product innovation.
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+86 166 6573 0252
Add.: No. 403, Building 2, Chutian Science and Technology Park, 225 Chutian Road, Binjiang District, Hangzhou, Zhejiang, China
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