🌟 Dive into Precision with Every Drop! Crafted from durable chromium, this refractometer is designed for long-term use in any marine environment. Easily switch between Specific Gravity and parts per thousand for versatile monitoring. Includes hard case, dropper, screwdriver, user manual, and cleaning cloth for all your needs. Accurate salinity measurements from 0-100 PPT for optimal marine health. Ensures reliable readings regardless of temperature fluctuations. 0-100 PPT Range Dual Scale Measurement Durable Chromium Build The Salinity Refractometer is an essential tool for marine fishkeeping enthusiasts, providing precise salinity measurements from 0-100 PPT. With dual measurement scales and automatic temperature compensation, it ensures accurate readings in any condition. The durable chromium construction and complete accessory kit make it a reliable choice for both hobbyists and professionals.