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- Extech 445815 Hygro-Thermometer Humidity Aler...
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Item #:
12422818
Extech 445815 Hygro-Thermometer Humidity Alert, Dew Point, Calibration
90% of respondents would recommend this to a friend
Item #:
12422818
BSD 101
Price Details
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*All items will import from UK
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In stock
Imported from UK store
QTY:
Only 5 items left in stock.
Order now and get it around Tuesday, November 03
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What Stands Out
Large Display
The Extech 445815 features a big digit display that ensures easy reading from a distance, making it ideal for both home and office environments.
Humidity Alert
This device alerts users with audible and visual signals when humidity levels exceed preset thresholds, helping to prevent mold and moisture problems.
Compact Design
Its compact design allows for versatile placement, whether on a shelf or mounted on a wall, ensuring it fits seamlessly into any space.
Product Details
| Battery Description | Alkaline |
| Lower Temperature Rating | 10 Degrees Celsius |
| Mounting Type | Wall Mount |
| Operating Humidity | 10% to 99% |
| Upper Temperature Rating | 140 Degrees Fahrenheit |
| Voltage | 1.5 Volts |
| Temperature Accuracy | +1.8 °C |
| Temperature Reading Accuracy | plus_minus_1_point_8_degrees_celsius |
| Item Dimensions W x H | 20W x 109H millimetres |
| Item Weight | 0.19 Kilograms |
| Colour | White |
| Brand | Extech |
| Number of Items | 1 |
| Manufacturer | Extech |
| UPC | 885866191235 793950458150 |
| Item Highlight | Programmable alarms, dew point, triple display, MIN/MAX, field calibration pot, remote probe |
| Unit Count | 1.0 count |
| Number of Packs | 1 |
| Global Trade Identification Number | 00793950458150, 04016138375534 |
| Country Of Origin | China |
| Included Components | Built-in Stand, Wall Mount Bracket, 1 AAA battery |
| Item Length | 4.3 Inches (10.92 cm) |
| Model Number | 445815 |
| Manufacturer Part Number | 445815 |
| Product dimensions | 20W x 109H millimetres |
Who Should Buy?
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Homeowners
Ideal for homeowners wanting to monitor indoor humidity levels to prevent mold growth and ensure comfort.
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Greenhouse Managers
Perfect for greenhouse managers to track humidity levels, promoting optimal growth conditions for plants.
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Pet Owners
Useful for pet owners to maintain appropriate humidity levels for pets, particularly reptiles and tropical animals.
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Professional Use
Not suitable for professional-grade applications where precision humidity measurement is critical.
Product Description
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Customer Questions & Answers
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Question:
How to Shop Extech 445815 Hygro-Thermometer Humidity Alert, Dew Online From Ubuy?
Answer: It’s easy to shop Extech 445815 Hygro-Thermometer Humidity Alert, Dew online from Ubuy. You just have to search for the product, choose your shipping method while checking out and get it delivered to your location. -
Question:
Is Extech 445815 Hygro-Thermometer Humidity Alert, Dew Available to Shop Online in The Bahamas?
Answer: Yes, at Ubuy The Bahamas this product is available for you to shop at a reasonable price. The Extech 445815 Hygro-Thermometer Humidity Alert, Dew is not available locally but you can trust us with our express shipping services. -
Question:
How Long Does It Take to Get Product After Placing the Order?
Answer: The delivery time of your ordered product varies as per what you've ordered and the shipping method that you've chosen. The estimated delivery time is mentioned during the checkout process, so be carefree while shopping.
Extech Scanners & Testers 445815 Editorial Review
The Extech Instruments 445815 Big Digit Humidity Alert has received a mix of feedback from customers, reflecting both its strengths and weaknesses. Overall, many users appreciate the device for its accuracy and reliability in measuring humidity and temperature levels, which is essential for those managing specific health concerns like COPD or monitoring sensitive environments such as computer rooms or terrariums. Users have highlighted the unit's easy setup, quick response time, and user-friendly features such as the ability to set high and low humidity alerts, making it a valuable tool for monitoring air quality. The included 18-inch probe is particularly beneficial for accessing hard-to-reach areas, allowing for comprehensive monitoring. Customers also noted the calibration feature, which enhances the device's functionality, although it comes with a warning to only adjust it if properly equipped and knowledgeable. Despite its reputation for accuracy, some customers have expressed concerns regarding the unit’s longevity and battery life. A few reviews detailed issues with the device requiring frequent battery replacements, leading to frustration and eventual failure. Moreover, while some found the visual design appealing, others criticized the aesthetic, claiming it looks cheap, a contrast to its higher price point. In summary, while the Extech 445815 stands out for its precise readings and useful monitoring capabilities, potential buyers should weigh the concerns regarding build quality and battery life against its advantages for accuracy and functionality. **
Customer Reviews & Ratings
254 customers ratings
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5 Star
61%
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4 Star
20%
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3 Star
6%
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2 Star
7%
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1 Star
6%
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Pros
- Highly accurate temperature and humidity readings
- Quick to set up and easy to operate
- Ability to set humidity alerts for monitoring changes
- Useful 18-inch probe for hard-to-reach areas
- Ideal for health concerns like COPD and environmental monitoring
Cons
- Criticized build quality and aesthetic appeal
Platform Trust & Buyer Confidence
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Jasmin
Verified buyer
“Great products and very good service: very easy and very fast international delivery.”
9 September 2026 · via Trustpilot
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Anke
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“Wonderful online shopping experience, smooth transaction from the start. Payment method works conveniently and delivery is unexpectedly fast and reliable. You go the extra mile for service. What makes this even more amazing, you deliver to Namibia. I will remain a happy Ubuy customer and will increase my purchases for sure! Thank you!”
10 September 2026 · via Trustpilot
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Verified buyer
“Very easy to find the products what you need, and so fast delivery, that’s why I highly recommended to others costumers to used ubuy.”
10 September 2026 · via Trustpilot
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Opaleye
Verified buyer
“I received exactly what I ordered I was skeptical about your site because that was my first time to order. But the order came timely and neatly packaged. I was not disappointed. Thank you.”
11 September 2026 · via Trustpilot
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Adele
Verified buyer
“Easy to find and order what you want on the website. Delivery is quick to the UK”
8 September 2026 · via Trustpilot
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