[HD LED Display]Aquarium Thermometer adopts LED screen to display temperature, LED can provide wide viewing angle and the color is saturated, it is easier to read the data no matter day or night. Green environmental protection and energy saving. [Cordless & Touch Design]Stick-on Induction Thermometer senses water temperature through probe, cordless design, no messy wires in the water, providing a clean and safe environment for fish.Touch the button to display the temperature, and the thermometer outside aquarium will enter the sleep state after 5s. [High Accurate Display]Tank Thermometer Aquarium just needs to tear off the adhesive and stick it below the water level on the outside of the tank. The thermometer for terrarium has a reading range of 32-210°F / 0-99.9℃ and is accurate to 0.18°F / 0.1℃. Up to 5s refresh speed allows the naked eye to detect temperature changes more quickly. [Long Battery Life]The thermometer tank fish built-in 3V battery button, the battery is long-lasting. Mini design, easy to use. Digital thermometer is suitable for different water types such as fresh water, tap water, salt water, sea water, etc., to provide the most comfortable water environment for your beloved pets. [Product Guarantee]You will get 1*Backside Sensing Thermometer(Battery included). Colour:green Material:plastics Package Contents: 1 * Thermometer Only the above package content, other products are not included. 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.