●Measuring range: 18–34 °C / 64-93F
●Big digits, accurate and easy to read.
●Suitable for cold water, tropical and marine aquarium.
●Both Celsius and Fahrenheit, you can choose one to read.
●Easy to install:
just peel off the back of the sticker and the transparent protective film at the front and stick it on the outside wall of the aquarium, that is it!