The use of liquid buoyancy measured HYDROMETER, science reading read visually. 2, in the aquarium, convenient measure the specific gravity of seawater, for the fish to facilitate easy operation and suitable range. 3, it may also be used for liquid density measurement in other areas. 4, with temperature testing.
H**M
Quality product
Received two number of item with good built quality.
Trustpilot
2 days ago
3 weeks ago
