Marina® Aquarium Thermometers
With water temperature being such a critical factor for the well-being of fish, it's important to have a good thermometer. This Marina Standing Thermometer is designed to sink to the bottom of the aquarium and remain in a vertical position.
The hanging thermometer easily clips onto the aquarium, The floating thermometer remains vertical while drifting around the tank, While the LCD thermometers attach to the exterior of the tank. All the thermometers are accurate and easy to read, and provide temperature readings in Centigrade and Fahrenheit. It also has a safety zone temperature range indicator for most tropical fish. For fresh or saltwater aquariums.