Precise measurement for healthy fish: mini thermometer has fine measuring scale with a 2 °C gradation .
Easy to install: attach with suction cup (also suitable for clamping onto JBL CristalProfi m internal filter).
Safe: blue, non-toxic alcohol filling (instead of mercury).
Scale from 0 to 50 °C.
Package contents: aquarium thermometer Mini.
Length: 60 mm;
Ø: 5 mm