Extech MO25 Moisture Pen

DISCONTINUED ITEM-Recommended Replacement: Extech MO50 Compact Moisture Meter

Compact moisture meter for wood and building materials

• Ideal for building restoration applications such as detecting water leakages inside walls, ceilings, and floors
• Use on wall board, sheet rock, cardboard, plaster, concrete, mortar, paper, fabric, and more
• Five dual color LEDs indicate 10 moisture levels:
• Green LEDs 5%, 7%, 9%, 11%, 12%
• Red LEDs 14%, 16%, 20%, 30%, 40%
• Easy-to-use one button operation
• Data Hold and Auto power off
• Battery level check on power-up
• Complete with protective cap, built-in pocket clip, and one AAA battery

Ideal for building restoration applications such as detecting water leakages inside walls, ceilings, and floors.

• Display: Dual scale red and green LED lamps
• Measurement principle: Electrical resistance
• Measurement Range: 5 to 40 %WME
• Electrode pins: Integrated, replaceable
• Auto Power OFF: After 1 minute (with reading <5%)
• Power supply: 1×1.5VDC AAA battery
• Battery status indicators: Lamps indicate status on power‐up
• Meter housing: Impact‐proof plastic
• Dimensions: 136 x 25 x 21mm (5.4 x 1.0 x 0.8”)
• Weight: 33g. (1.2 oz.) without battery

• Extech MO25 Datasheet.pdf
• Extech MO25 User Manual.pdf