Digital TDS Meter Pen – 9999PPM Water Quality Tester with Temp Display for RO, Aquarium, Hydroponics multimeter test leads green light confirms a full

green light confirms a full charge

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Digital TDS Meter Pen – 9999PPM Water Quality Tester with Temp Display for RO, Aquarium, Hydroponics multimeter test leads green light confirms a fullAccurate Water Quality Testing: Measures Total Dissolved Solids (TDS) and temperature to ensure optimal water purity. Portable and Lightweight: Compact design for easy use at home, office, or outdoors, making it perfect for water testing on the go. Clear LCD Display: Features a bright, easy to read screen for instant and precise readings of water quality. Versatile Applications: Ideal for drinking water, aquariums, hydroponics, swimming pools, and