Compact LCD 3D Digital Aquarium Thermometer — simple, reliable temperature monitoring in Celsius only Key benefits Easytoread digital LCD: Clear temperature display for quick monitoring of tank conditions. Simple installation: Compact, lowprofile unit with adhesive stickers for convenient external mounting on aquarium glass. Spacesaving design: Exquisite small size that won't obstruct tank viewing or equipment. Practical for multiple setups: Designed for external use — monitor temperature without entering the water or disturbing the tank. Features and important attributes Function: 3D digital electronic temperature measurement; displays temperature in Celsius only. This thermometer cannot switch from Celsius to Fahrenheit, only Celsius. Compatibility: Works with standard glass or acrylic aquariums, terrariums, reptile enclosures, plant propagation boxes and other nonsubmerged applications. Mounting: Includes adhesive stickers for secure, straightforward placement outside the aquarium; two sides for flexible positioning. Performance: Digital LCD provides a clear readout for everyday monitoring and routine adjustments to heaters or chillers. Practical use scenarios Home aquariums: Stick the thermometer to the outside of the tank glass to monitor water temperature at a glance and keep conditions stable for fish and plants. Breeding or quarantine tanks: Maintain precise temperature awareness for fry rearing or isolating fish without opening the tank or adding probes. Reptile and plant enclosures: Mount on the outside of terrarium glass to monitor ambient enclosure temperature without exposing electronics to humidity. What's included and support Package Included: 2Pcs LCD 3D Digital Electronic Temperature Measurement Fish Tank Temp Meter Aquarium Thermometer Temperature Control Accessories Note: This thermometer can be used outside the aquarium. Support: If there are any problems with the product, please send us pictures and give more details about the issue so we can assist you promptly.