This compact digital tester measures TDS (Total Dissolved Solids), EC (Electrical Conductivity), and Temperature with lab-level accuracy. Perfect for drinking water, hydroponics, aquariums, swimming pools, and more.
It weighs only 45g without packaging and fits in the pocket. Includes an electrode protection cap to keep the probe clean and safe.
Care & Maintenance
Rinse probe with distilled water after each use and dry with a clean cloth. Replace cap when not in use to protect the electrode. Replace battery when display dims or readings become unstable – use 1× CR2032 button cell. Do not immerse above the MAX water line marked on the probe. Store in dry place at room temperature away from direct sunlight.
Product features
1× TDS EC Temperature Tester Pen1× Protective Cap 1× 1 CR2032 Battery pre-installed