【High Accuracy】Equipped with high-precision sensors, the pool thermometer offers RF transmission with data updates every second. The pool thermometer provides high measurement accuracy up to ±1℃. The maximum wireless connection range is 60 meters. 【LCD Display】The pool thermometer features a 12/24-hour display option and provides accurate readings in both Fahrenheit and Celsius. It displays the real-time water temperature where the sensor is located and the real-time room temperature where the unit is located on the same screen. 【IPX7 Waterproof】The pool sensor is IPX7 waterproof, and the pool thermometer is made of high-quality plastic with a sensitive contact probe and a reinforced waterproof silicone ring. This construction ensures reliable performance and durability, even with prolonged use in water. 【Versatile】This pool thermometer is ideal for indoor and outdoor use, including swimming pools, spas, fish ponds, aquariums, baby bathtubs, hot tubs, and any other place where water temperature measurement is important. 【Easy to Install】Installation is quick and easy: just insert 2 AAA batteries and place the pool sensor in the water. The pool thermometer sensor will immediately start measuring the temperature. The default setting is Fahrenheit, and all you need to do is set the time.