MD919 Inductive Paper Moisture MeterDetailed product description：

MD919 Inductive Paper Moisture Meter

Measurement of Paper Moisture Content Using High Frequency Electromagnetic Wave Induction
4 paper densities to choose from
Equipped with upper limit setting and alarm function for moisture and environmental humidity
Automatic environmental temperature and humidity compensation
Can display paper moisture or environmental humidity separately
Test range: 4%~40% RH
Environmental humidity range: 20%~95% RH
Resolution: 0.5% Sensing depth: 2.5CM
Power supply: 3x1.5V AAA alkaline batteries
Size: 132x67x26mm