Simple Way to Measure Moisture Content: Remove all of the guesswork with this moisture detector; It's lightweight, very easy to operate, and the (2) sharp pins effectively get the job done without risk of hurting you; We also include instructions to ensure you get accurate results every timeDesigned to Save You Time & Money: Use this handy meter to check the moisture content percentage before shelling out big bucks on lumber that could lead to defects like shrinkage, cracking, and splitting; Customers also use it to check firewood before lighting a fire and around their home to look for leaks and water damageBuilt In Calibration for Pinpoint Accuracy: This firewood moisture meter features (8) calibration scales, so you can test all types of wood species' moisture content ranging from 6% to 60%; The easy to read, backlit LCD screen quickly alerts you of the moisture level: Green = Low ( less than 12%), Yellow = Medium (12-15.9%), and Red = High (16-60%)Can Be Used On More Than Wood: You can use this moisture meter for woodworking to test cardboard, paper, brick, drywall, plaster, flooring, cabinets, furniture, slats, beams, plywood, paneling, window frames, and more; Builders, woodworkers, manufacturers, flooring installers, and homeowners all use this moisture detectorThe Tools Pros & DIYers Turn To: No matter the size of the job, our premium tools are up to the task; As the saying goes, buy cheap, buy twice, so quit tooling around; make the smart choiceColour: blackMaterial: ABS+metalPackage Contents:1 x drywall moisture sensorOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.