Floweringbeter Plastic seawater hydrometer for aquarium use with temperature corrected scale for salinity and specific gravity measurement designed for marine and saltwater tanks

[ PLASTIC CONSTRUCTION] This seawater hydrometer is made from clear, plastic, longevity and resistance to wear in aquatic environments.

[ACCURATE READINGS] Features an easy-to-read swing-out pointer that provides precise measurements of salinity and specific gravity, ranging from 000 to 1.030 and salinity levels from 0 to 40 ppt.

[TEMPERATURE COMPENSATED] Designed for optimal use in aquariums between 18-28°C, reliable readings under varying temperature conditions.

[EASY TO USE] Best placed in at least 6 inches of water to minimize errors caused by oils, making it user-friendly for aquarium enthusiasts.

[SIZING REMINDER] Please refer to your own size chart for proper placement in your tank setup.