Battery-Free Blue TDS Water Quality Tester - Accurate and Reliable for Regular Water Monitoring

Versatile Uses: This LCD digital TDS tester is ideal for monitoring water quality in water purifiers and filters, hydroponic systems, aquariums, pools, and spas, as well as for monitoring the quality of food (fruits, vegetables) and beverages—perfect for both home and professional use. Convenient Hold Function: Instantly locks the displayed measurement for easy reading and recording, even in demanding environments or when performing multi-point checks. Intelligent Auto-Off Function: The device automatically shuts off after 10 minutes of inactivity to conserve battery power—saving time and being environmentally friendly. Fluid Temperature Conversion: Simply press the TEMP button to switch between °C (0–80 °C) and °F (32.0–176.0 °F), depending on your preference or local standards. Accurate and Reliable Measurement Range: Extends from 0 to 9,999 ppm with a resolution of from 1 ppm (up to 999 ppm), then from 10 ppm (from 1000 ppm), clear display with "×10" indicator; factory calibration guaranteed for immediate reliability.

Applications

Recognized professional applications: Trusted in water analysis laboratories, health control centers (e.g., ANSES/CDC), aquaculture farms, hospitals, swimming pool managers, and households concerned about their tap water.

Technical Specifications

Complete: Accuracy ±2%; robust plastic housing in bright colors (yellow, gray, or red — random selection depending on stock); approximate dimensions: 15.5 × 3 × 1.6 cm; net weight: 68 g; Power supply: 2 x 1.5V LR44 batteries (not included). Practical guide to interpreting results: 0–50 ppm = ultra-pure water; 50–100 ppm = pure water; 100–300 ppm = generally pure water; 300–600 ppm = risk of limescale buildup; 600–1000 ppm = altered taste; >1000 ppm = unsafe to drink — for quick and informed decision-making. Package contents: 1 x water quality tester (batteries not included). This product is sold by xiaosong on behalf of a third party. It is a compatible product. Thank you for your understanding and support.