Instant Temperature Detection High-precision sensing lets you see temperature changes in real time. Readings are clear at a glance, with no complicated setup or interpretation needed. Easy, tool-free installation Peel off the pad and stick it to the outside of the aquarium or other containers. The special adhesive mount provides secure, effortless placement with no installation tools required. Round patch design A round patch that suits fish tanks, turtle aquariums, and similar setups. Stylish yet practical, it blends with most decorations while delivering reliable temperature monitoring. Temperature sensitive color bar A color changing bar gives an intuitive readout of the current temperature. The colored markings are easy to detect at a glance and help you gauge the temperature range quickly. Specifications and compatibility Round patch, adhesive mounting, designed for external placement on aquariums and containers. Durable, user-friendly, and compatible with most standard tank sizes. Use scenarios - Home aquarium (freshwater or saltwater): monitor temperature without opening the tank. - Turtle terrarium or reptile enclosure: ensure a safe, stable environment with quick checks. - Classroom or office display: provide a clear, visual temperature readout for demonstrations or monitoring.