This thermometer kit for aquariums and terrariums provides clear, reliable temperature monitoring with simple installation and flexible use. - Aquarium supply: made from quality material with fine workmanship to ensure practicality and durability. Includes a water thermometer for accurate readings. - Aquarium thermometer: temperature range 0–60°C, suitable for a variety of water temperatures and easy to use. - Aquarium exterior thermometer: attach the thermometer to the outside of the terrarium, below the water level, and read the temperature from the outside. - Display thermometer: features a double-sided sticker design; simply peel off the backing paper and stick onto the smooth surface of the aquarium water thermometer. Use scenarios: - Home freshwater aquarium: monitor and maintain stable water temperature for fish and plants. - Terrarium with a water area: read temperature from outside the enclosure without opening it. - Small or quarantine tanks: quick and convenient temperature checks during setup and maintenance.