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It's important to have a good thermometer since water temperature is a critical factor for fish well-being. This Marina vertical-mount thermometer provides accurate, easy-to-read temperature displays in both Celsius and Fahrenheit.
Perfect for freshwater or saltwater aquariums, it has an adhesive backing for easy installation on the exterior glass wall.
Temperature Range: 19 to 30 °C (66 to 86 °F)
Length: 7.6 cm (3 in)