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💧 Detect leaks before they detect you — moisture mastery in your hands!
The Calculated Industries 7440 AccuMASTER XT is a handheld, pin-type digital moisture meter featuring a backlit LCD display and replaceable stainless steel pins. Designed for professionals and DIYers alike, it accurately measures moisture content in wood, concrete, drywall, and more to detect leaks, dampness, and ensure material readiness. Equipped with audio alerts, a hold function, and powered by a 9V battery, it offers reliable, easy-to-read moisture detection across multiple surfaces, helping prevent damage and optimize project outcomes.









| ASIN | B06XGJDVFV |
| Battery Description | 9V battery included |
| Best Sellers Rank | #51,687 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #51 in Lab pH Meters |
| Brand Name | Calculated Industries |
| Color | Multicolor |
| Customer Reviews | 4.4 4.4 out of 5 stars (827) |
| Global Trade Identification Number | 00098584001988 |
| Included Components | 9-volt battery, built-in calibration test pins, User's Guide. |
| Item Dimensions W x H | 2.5"W x 1"H |
| Item Type Name | Calculated Industries 7440 AccuMASTER XT Digital Moisture Meter | Handheld |Pin Type | Backlit LCD Display | Detects Leaks, Damp and Moisture in Wood, Walls, Ceilings, Carpet and Firewood |
| Item Weight | 6.4 ounces |
| Manufacturer | Calculated Industries |
| Model | 7440 |
| Mounting Type | Handheld |
| Operating Humidity | 0-95% |
| Part Number | 7440 |
| Temperature Accuracy | +/- 2°C to +/- 3°C |
| Temperature Reading Accuracy | plus_minus_2_degrees_celsius |
| UPC | 098584001988 |
| Unit Count | 1 Count |
| Upper Temperature Range | 55 °C |
| Voltage | 9 volts |
| Warranty Description | One-year limited warranty |
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