- Used to measure the amount of salt that accumulates in the walls of buildings, houses, where salt comes with water or moisture. And as it evaporates, the moisture content decreases, but the salt remains in large quantities. will cause the wall to deteriorate Plaster will come off, paint peels, swell, cause damage.
- economical price
- lightweight meter very easy to use
- Use a 9 V battery, 1 piece.
- There is a LED light to warn when the battery power is low.