FITYLE 5 Pieces Aquarium Thermometer Tank Thermometer for Freshwater and Saltwater Large Range Accurate Submersible Thermometer stick.The aquarium thermometer made of high quality glass, clear scale, easy to read. Durable, not easy to break.Applicable for all water types, Aquarium and external reptile tank thermometer, large range, 0-50 degreeC.Super suction cups can be absorbed in the aquarium, temperature measurement is accurate and convenient, and the observation is clearer.The design with a total length of about 14.5cm/5.71inch is more suitable for small aquariums.The column thermometer is very sensitive, will always change according to the temperature.Floating Aquarium Thermometer Small Portable. Tank Thermometer with Suction Cup 0-50. Aquarium Thermometer Floating Thermometer. All Water Types Freshwater Saltwater Glass Tube. Fahrenheit and Celsius Submersible Thermometer. [Application]: Applicable for all water types, Aquarium and external reptile tank thermometer, large range, 0-50 degreeC. [Material]: The aquarium thermometer made of high quality glass, clear scale, easy to read. Durable, not easy to break. [Suction Cups]: Super suction cups can be absorbed in the aquarium, temperature measurement is accurate and convenient, and the observation is clearer. [Features]: The column thermometer is very sensitive, will always change according to the temperature. [Size]: The design with a total length of about 14.5cm/5.71inch is more suitable for small aquariums.