
UNI-T UT387A Wall Scanner
EGP 990
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UNI-T UT387A Wall Scanner The UT387A feels like a thoughtful instrument for inspection work. In your hand it’s solid yet manageable, designed to press flat against a wall surface without awkwardness. The controls are minimal but responsive, giving confidence as you sweep the scanner across drywall. You sense immediately that it’s meant for cautiously probing hidden structures, not brute forcing its way through. As you glide the unit along a wall, the LED indicators, subtle buzzes, and shifting bar display give a sense of “behind the scenes” what is hidden but present. When it nears a beam, metal pipe, or conduit, the signals intensify, prompting you to pause and mark. The transition from empty wall to hidden object is gradual, giving continuous feedback so you feel in control, rather than being startled by a sudden alarm. Over time, this scanner becomes a trusted part of renovation and installation work. You reach for it before drilling, mounting, or routing wiring. It blends into the workflow not flashy, but indispensable. With repeated use, you learn to “read” its feedback quickly. In other words, the UT387A is the kind of tool that quietly earns its place in the toolkit, offering peace of mind more than spectacle. Features: Two scanning modes (StudScan / ThickScan). Auto calibration (self-calibration). User calibration mode. Buzzer indication (audible alarm) . LED alarm / visual indication. Error calibration alarm (if calibration fails). Auto power off (to save battery). Low battery indication. Silent mode (no audible buzzer). Specifications: Specifications UT387A Maximum detectable distance StudScan ThickScan Ferrous metals 19mm 28.5mm Non-ferrous metals 19mm 28.5mm Copper conductors (live) 50mm Wood 19mm 28.5mm Features Scanning modes StudScan and ThickScan Auto calibration √ Buzzer indication √ Auto power off √ Error calibration alarm √ LED alarm √ Low battery indication √ General Characterisitics Power 9V battery (6F22) Product color Red and grey Product net weight UT387A: 153g Product size UT387A: 170mm x 70.5mm x 38.9mm Applications: Detecting wood studs behind walls. Locating metal (ferrous / non-ferrous) objects. Finding live electrical (AC) wires behind surfaces. Pre-drilling scanning / safety check. Wall inspection in drywall, plywood, hardwood surfaces. Package Contents: 1x UT387A wall scanner main unit 1x 9 V battery (type 6F22) 1x User manual / instruction sheet 1x Carrying bag / pouch (or gift box packaging) Documents: Datasheet User Manual
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