Package Dimensions : 22.7 x 13.3 x 2.1 cm; 101 Grams
ASIN : B07R1TVRKF
Product Features :
Made of durable Acrylic, this aquarium clear Accurate salinity Hydrometer is designed with an automatic level function, can automatically identify the level to avoid errors.
Accurate, durable, and easy to read your marine aquarium's salt level and specific gravity,Small and waterproof.if the specific gravity between 1.000 - 1.019,show that the specific gravity is small;if the specific gravity between 1.020 - 1.023,show that the specific gravity is nomal;if the specific gravity between 1.024 - 1.030,show that the specific gravity is big.
Full range scale features easy to read markings with safe zone clearly indicated. Small and waterproof. No sensor wire needed.
Higher Accuracy than other slat water and gravity tester.: ?0.001.
Keeping your hands clean and can prevent pollution of water from the fish pond.