<p>LONG BATTERY LIFE: The aquarium thermometer has a built-in battery for long battery life.</p> <p>DISPLAYABLE: The aquarium thermometer can be simply peeled off the adhesive and attached to the outside of the aquarium below the water level. The aquarium thermometer has a reading range of 0-60 degrees Celsius.</p> <p>CORDLESS AND TOUCHABLE DESIGN: The adhesive sensor thermometer senses the water temperature through the probe, with cordless design, there are no messy wires in the water, providing a clean and safe environment for your fish. Temperature is displayed at the touch of a button and the thermometer will go to sleep after 5 seconds outside the aquarium.</p> <p>The digital thermometer is suitable for freshwater, tap water, salt water, seawater and other water qualities.</p> <p>LED DISPLAY: The aquarium thermometer uses an LED screen to display the temperature, the LED display has a wide viewing angle and high color saturation, making it easy to read the data day or night.</p> <p>APPLICATION: Suitable for fresh water, tap water, salt water, seawater and other water qualities.</p> <p>Colour:As Shown</p> <p>Material:plastic</p> <p>Precautions:</p> <p>Simply fix the thermometer to the outside of the aquarium and make sure it is not near heat sources such as light bulbs or heat pumps.</p> <p>The first time the thermometer is attached to the outside of the aquarium, it will take about 15 minutes to get used to the temperature.</p> <p>Package Contents:</p> <p>1 * Fish tank thermometer</p> <p>Only the above package content, other products are not included.</p> <p>Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +\/- 1-3cm.</p>