Big Horn Timber Check Moisture Meter allows you to accurately measure moisture content in any species of wood ranging from 6 to 25 percent. Designed with durable fixed component circuitry, this meter virtually eliminates the chance of false readings and requires recalibration. All parts, including the probing pins, are securely fastened with screws and made from non-corrosive materials to ensure long-lasting performance. Measuring 6 3/4 inches in length, the meter comes complete with an extra set of probing pins, a 9-volt battery, a wood species moisture chart, and detailed instructions to help you get precise moisture readings with ease. Model Number: 19921