TDS Meter use to measure TDS (Total Dissolved Solids) which are the total weight of all solids(Minerals, salts or metal).

Most commonly used in shrimps tank and other tropical fish tank as they are very sensitive to all the above factors.

Dip the opening of the meter into the your tank and wait for the result to appear and stabilizes.

Specification:
Range : 0 - 9,990ppm
Accuracy : +/- 2%
Factory Calibrated

Hold Function : Saves measurements for convenient reading
Auto- off function: Meter will turn off after 8 minutes of non - use to conserves batteries.



Come with:
Leather case
TDS meter
Instruction manual

Click below link for more information:
http://www.eastoceansg.com/nf-tds-meter-p-1444.html