4 in 1 Digital TDS Water Quality Tester Pen Accurate TDS EC & Temperature Meter Reliable Water Purity Tester for Drinking Water Swimming Pools Aquariums Hydroponics RO/DI Systems

Highlights

• 【Multi-Functional Design】This 4-in-1 TDS water quality tester integrates TDS, EC, and temperature (°C/°F) measurements. Perfect for testing drinking water, pools, aquariums, and more. The large backlit LCD display makes readings easy and clear, ideal for home and outdoor use.
• 【Accurate & Efficient】Equipped with a high-quality titanium alloy probe, it provides fast and accurate TDS readings. With a wide range (0-9999 ppm), it suits various settings like pools, spas, drinking water, and fish tanks, giving you precise water data anytime.
• 【User-Friendly Design】The large backlit LCD offers wide-angle visibility in any lighting condition. With auto-lock function, it retains readings conveniently, preventing data loss—perfect for everyday use.
• 【Easy to Use & Power-Saving】One-button operation delivers fast readings by simply dipping the probe into water. It also features auto shut-off after 2 minutes of inactivity, preserving battery life for extended usage.
• 【Wide Applications】Ideal for households, labs, aquariums, pools, and more. Helps monitor water quality for various sources, ensuring safety. Also makes a thoughtful gift for health-conscious individuals, new homeowners, or outdoor enthusiasts.