Blue Spot Damp Moisture Level Detector
Blue Spot Damp Moisture Detector
Blue Spot Audible Damp Detector
Product Option: 31102
This is an extremely sensitive instrument,
It detects damp in masonry, plaster and wood.
Requires 1 x pp3 batteries. Not included.
Features a powerful audible signal and LED.
Slow clicking noise indicates a low level of moisture, high pitched continous tone indicates a high level of moisture.