LCD Digital Aquarium Alarm Thermometer, Large Screen Transparent Fish Tank Thermometer, Always Monitoring Your Water Temperature – Fast & Accurate – No Messy Wires

Product Dimensions ‏ : ‎ 3 x 3 x 0.3 inches; 1.45 Ounces
Batteries ‏ : ‎ 2 CR2 batteries required. (included)
Date First Available ‏ : ‎ September 17, 2020
Manufacturer ‏ : ‎ capetsma
ASIN ‏ : ‎ B08JCRBXGK

Unique design : Unlike other fish tank thermometers, there is no messy wires on, just remove the film and stick on the outside of the fish tank, the backside temperature sensor will monitor the water temperature all the time, if you find anything unusual,you can do some adjustment to save your fishes.
Flashing Alarm: When the current temperature (large number) is higher than the alarm temp or lower than the lowest alarm temp, it will flash and warn you, if you want it to stop flashing, make sure low flash temp < current temp < High flash temp.
C / F Switch: You can choose Celsius or Fahrenheit display by click ¡°arrow up¡± or ¡°arrow down¡±, and there is CR2032 battery in the thermometer and 1 CR2032 as spare battery.
High Accuracy: Temperature Range: 0¡æ ~ +70¡æ (32 ¡ãF ~ +158 ¡ãF); This aquarium thermometer is accurate to + – 1C / + – 2F, if you have any problem, just feel free to contact us. We will do our best to help.