Digital Seawater Refractometer for Aquarium Salinity Testing, IP67 Waterproof Salinity Meter with ATC & Backlit LCD

Key features

• Designed for Aquarium & Reef Tank Salinity Testing: Specially designed for saltwater aquariums, reef tanks, marine fish tanks, and aquaculture, this digital seawater refractometer accurately monitors water salinity to help maintain a healthy environment for corals, fish, shrimp, and marine life.
• 4-in-1 Accurate Measurement: Measures Salinity (0–100‰), Chlorinity (0–57‰), Specific Gravity (1.000–1.070), and Refractive Index (1.3330–1.3530 nD) with reliable accuracy. Ideal for routine aquarium maintenance and marine water quality management.
• Pure Water Calibration + ATC: Supports easy calibration using distilled water, reducing setup complexity for beginners and professionals. Built-in Automatic Temperature Compensation (ATC) helps minimize temperature influence for more stable and dependable readings.
• IP67 Waterproof & Backlit LCD Display: Built with IP67 waterproof protection for dependable performance in wet aquarium environments. The backlit LCD screen ensures clear visibility, making readings easy to check even in dim fish rooms or low-light conditions.
• Portable Design & AAA Battery Powered: Compact and lightweight for convenient daily use around aquariums, fish stores, marine labs, or aquaculture facilities. Powered by 2 AAA batteries (not included) for easy replacement and long-term convenience.

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