Professional Accurate pH Meter — Portable Multi-Parameter Aquarium Water Quality Monitor / Online Acidometer

Provides high-accuracy pH readings to help maintain ideal aquarium conditions. Offers multi-parameter monitoring — including pH, temperature and additional water-quality metrics — displayed on an easy-to-read digital screen for straightforward operation. Portable online acidometer design works with both freshwater and saltwater aquariums and is suitable for hydroponics, aquaculture, and environmental testing.