Thermometer hydrometer for tubs

[kitedemon]

Yes there are a few but that exact one is the brand I like western instruments makes many scientific instruments. The only ones to not buy are the ones with hair movements they are very fragile.

[kitedemon]

the only issue I have with them is the magnet attachment the steel disk will fall off sooner or later and the magnet is poor I re glue the disk and use a better magnet.