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Ships within 48 hours · Estimated delivery Sep 29 - Oct 4
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Description
BENETECH GM8803 Home Indoor Air Quality Detector Haze Smog Tester PM2.5 PM10 Gas AnalyzersFeatures 1. Real time dynamic measurement of PM2. 5 PM10 concentration in air. 2. Ambient temperature and humidity measurement temperature unit conversion. 3. It has three different display mode switching. 4. Many function, MAX MIN display, data saving function, sound and light alarm settings and LCD backlight display. Specification 1. Gas Tested: Particulate Concentration of PM2. 5 PM10 in the air 2. Temperature Range: (0 5000)ug m3; Measuring Range:
Features1. Real-time dynamic measurement of PM2.5/PM10 concentration in air.
2. Ambient temperature and humidity measurement/temperature unit conversion.
3. It has three different display mode switching.
4. Many function, MAX/MIN display, data saving function, sound and light alarm settings and LCD backlight display.
Specification
1. Gas Tested: Particulate Concentration of PM2.5/PM10 in the air
2. Temperature Range: (0-5000)ug/m3; Measuring Range: 1ug/m3;
3. Resolution: 1ug/m
4. Resolution particle size: Greater than or equal 0.3um
5. Response Time: Less than or equal 10S
6. Measuring Principe: Laser diffusion Principle
7. Sensor Type: Universal digital particle concentration sensor
8. Operating Environment: 0-50 degree C, 32-122 degree F; 10-90%RH
9. Power: 3 x 1.2V Ni-MH AAA batteries(Built-in) / 5V / 1A power adapter
Specification:
| Package Weight |
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Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.2 ★★★★★
Based on 5 reviews
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Product Reviews
★★★★★ 5
Matches Balolo perfectly
Style: desk drawer with pen holder
Look nice and compliment my Balolo perfectly. Without the ridiculous cost and shipping.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 10, 2026
★★★★★ 4
Stylish and Solid, but Mostly Paying for the Aesthetic
Style: desk drawer with pen holder
Product: Upergo Walnut Desk Tray and Pen Holder
Used for: 7 months
Key Features:
– Attractive walnut wood design
– Solid construction with a premium feel
– Helps organize pens and desk accessories neatly
Ratings:
Quality:
The quality feels very solid overall. The wood and finish look great, and it has held up well over months of use without any noticeable wear or issues.
Rating: 5/5
Performance:
It does exactly what it’s supposed to do. It keeps the desk organized, holds pens and small items well, and adds a clean, professional look to the setup.
Rating: 5/5
Value:
Honestly, it’s pretty pricey for what it is. A lot of the cost feels like it’s going toward the aesthetics and walnut finish rather than functionality.
Rating: 3/5
Pros:
– Looks very clean and premium
– Solid and sturdy build
– Great for desk organization
– Adds a nice aesthetic touch to a setup
Cons:
– Expensive for a fairly simple product
Summary:
The Upergo Walnut Desk Tray and Pen Holder is a well-made and attractive desk accessory that does a great job organizing small items while making a setup look more polished. The build quality is solid and the walnut finish looks great, but the price is definitely on the high side for what is ultimately a simple organizer. If aesthetics matter to you, it’s a nice addition, but you’re definitely paying extra for the look.
Overall Rating: 4/5**
Disclaimer: This review is based on my personal experience using the product. I’m not an expert—just sharing my honest thoughts to help others make an informed decision.
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Reviewed in the United States on May 7, 2026
★★★★★ 5
Great, using it now
Style: desk drawer with pen holder
Great, using it now
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 20, 2026
★★★★★ 5
Good materials and design
Style: desk drawer with pen holder
Don’t write reviews often. Not a fake/paid elicited review. I just got this and am pleased with the build quality, materials (wood and metal), and design.
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Reviewed in the United States on January 28, 2026
★★★★★ 5
Nice desk accessories
Style: desk drawer with pen holder
Nice accessories for a desk. The wood color is slightly darker than the picture, however stills work on the walnut desk.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on October 22, 2025
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