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Ships within 48 hours · Estimated delivery Sep 18 - Sep 23
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Description
DM509-O3 Handheld Portable Ozone Analyzer O3 Ozone Gas Detector Intelligent Sensor Ozone Meter, DM509-O3Test content: O3+AQI+Temperature+Humidity 1. Electrochemical sensor 2. TFT LCD screen display 3. Resolution: 320 x 240 pixels 4. It can be used in office, indoor outdoor and detection of ozone residue after disinfection. 5. 24 hours real time monitoring 6. Power supply: Built in Li battery 2000mAh 7. Material: ABS with TFT Screen 8. Color: Black & Orange 9. Detection data range: O3(0 50ppm) 10. Size : 164 x 74 x 26mm Specification: Package Weight One
Test content: O3+AQI+Temperature+Humidity1. Electrochemical sensor
2. TFT LCD screen display
3. Resolution: 320 x 240 pixels
4. It can be used in office, indoor outdoor and detection of ozone residue after disinfection.
5. 24 hours real time monitoring
6. Power supply: Built-in Li-battery 2000mAh
7. Material: ABS with TFT Screen
8. Color: Black & Orange
9. Detection data range: O3(0-50ppm)
10. Size : 164 x 74 x 26mm
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
4.3 ★★★★★
Based on 21 reviews
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Product Reviews
★★★★★ 5
Tough and sturdy
Size: Medium
Have lasted my dog for years now and she is a tough chewer. Worth the money
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Reviewed in the United States on December 12, 2025
★★★★★ 5
Nice forks!
Color: Gold, Color: Gold
Heavy duty forks, nice gold color. They looked great and performed as a fork should. No complaints at all.
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Reviewed in the United States on May 29, 2026
★★★★★ 5
Great silverware
Color: Gold
Purchased for graduation party. Good quality and matched the color we needed for party
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Reviewed in the United States on May 20, 2026
★★★★★ 5
Nice!
Color: Gold
Very nice
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Reviewed in the United States on May 24, 2026
★★★★★ 5
Great party forj k
Color: Gold
Thick durable quality fork, beautiful color! These will be perfect for our party,
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Reviewed in the United States on May 9, 2026