Fluval 2 -in-1 Digital Aquarium Thermometer

The wireless 2-in-1 Digital Aquarium Thermometer allows you to accurately monitor water and room temperature simultaneously.. Features. 2-in-1 design measures and communicates water and room temperature within 2°F / 1°C. Large, easy-to-read LCD display. Wireless – easily mounts to aquarium exterior glass with no need for probes or messy wires. Celsius or Fahrenheit temperature selection. For use in freshwater and saltwater aquariums