Salinity Refractometer for Seawater and Marine Fishkeeping Aquarium 0-100 PPT with Automatic Temperature Compensation auspowers_batchsix and the other hand is

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Pack of 2 pcs

PRO2150 DTR Series: DTR650

Specifications: Capacitance Model: 0

Salinity Refractometer for Seawater and Marine Fishkeeping Aquarium 0-100 PPT with Automatic Temperature Compensation auspowers_batchsix and the other hand isSalinity Refractometer for Seawater and Marine Fishkeeping Aquarium 0 100 PPT with Automatic Temperature Compensation Product Features Measure salt water or salinity of water, ideal for aquariums and marine monitoring. Measures on 2 scales, Specific Gravity (D 20 20) and parts per thousand. Features automatic temperature compensation. Comes with hard case, dropper, screwdriver, user manual and cleaning cloth. The main part is made of chromium, it's