Digital TDS Meter Pen – 9999PPM Water Quality Tester with Temp Display for RO, Aquarium, Hydroponics

• Accurate 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 industrial water testing.
• Energy Efficient: Equipped with a 10-minute auto shut-off feature to conserve battery life and enhance efficiency.

Specification:
TDS range: 1-9999PPM
Auto shut-off: 10 minutes.
Accuracy: ±2%.
Battery: 2×LR44 cell battery
Temperature range:- 0.1-60.0℃ 32.0-140℉