- Accurate external temperature display with high precision thermal technology provides instant water temperature readings for your aquarium, helping you understand the feeding environment without complicated readings. - Easy installation: peel off the backing and stick the thermometer outside the aquarium or other containers; no tools required. The special adhesive backing ensures secure mounting and precise measurement. - Round design: a stylish round thermometer that suits any tank. The round patch provides a clear temperature cue, making it easy to notice changes and adds a practical touch to your aquarium. - Temperature awareness: features a temperature-sensitive colourful bar with easily recognizable coloured markings and an intuitive current temperature display; simple to monitor and keep water temperature under control. - Use scenarios: - In a freshwater or tropical fish tank to verify water temperature quickly during feeding and routine care. - On a turtle tank or terrarium to maintain habitat temperature without opening the enclosure. - On other containers or aquariums where external adhesive temperature monitoring is convenient.