Hohopeti 1set Aquarium Hydrometer Gravimeter Testing Tool with Graduated Cylinder for Accurate Seawater Measurement and Monitoring

Salt water gravimeter: graduated cylinder included, making it easy to use for both beginner and professional,water measuring tester

Professional aquarium test tool: this meter measure the salt density in water, help to create an optimal habitat for your fish tanks,densitometer for fish tank

Aquarium areometer: this meter kit helps to monitor the of the water and ensure a suitable environment for tanks, water testing tool

Aquarium salinometer: utilizing the principle of specific gravity measurement, it provides accurate data on seawater ,aquatic hydrometer

Aquarium hydrometer: meter utilizes the principle of gravity measurement to accurately calculate the salt density of seawater, providing reliable data support,sea water quality tester