Monitoring water temperature is essential for the health of your fish, and the Marina Floating Thermometer with Cup is the perfect tool for the job. Designed to float vertically in your aquarium, this thermometer also includes a suction cup for secure attachment to the glass if preferred.

Offering precise and clear readings, it displays temperatures in both Celsius and Fahrenheit. Additionally, it features a highlighted safety zone to ensure optimal conditions for most tropical fish. Suitable for both freshwater and saltwater setups, this thermometer is a must-have for any aquarium owner.