Backlit Display Indoor Monitor, Say Goodbye to Go Out:Tired of wondering what the pool temp is and going out to the pool to find the floating temp guage. Then you need this! With our large backlit display indoor receiver, you can see how hot the water is from about 330 feet away inside house. Even at night, you can easily read the temperature. Very convenient for every swimming pool owner. Upgraded Digital Display Easy to Read:Compared with traditional thermometers, Our pool thermometer floating easy read features obvious red digital display and a larger backlit LED indoor receiver. Whether in the pool or on the interior home monitor, both very easy to read. Convenient Wireless Pool Thermometer Set: You get a pool thermometer with an indoor receiver together. This wireless design is not only practical but also user friendly. Outdoor pool thermometer can monitor the pool water temperature in real time, and it transmits the temperature to the remote display inside by wireless transmission technology, extending your monitoring range to indoor. Let you monitor temperatures easily. 2-in-1 Pool Thermometer with Stunning Light Show:Our latest multifunctional pool thermometer developed by professional team from the USA, not only accurately measures the pool temperature but also features charming light show. Provide 7 color changes and 2 light modes, allowing you to enjoy the perfect water temperature along with a captivating visual experience. Fast Accurate 360° Sensor:This Digital pool thermometer equipped with 360⁰ high- sensor, the temperature error range is within ±0.9°F. The temperature measurement range of outdoor pool sensor: -3.8°F-158°F. Indoor receiver temperature measurement range: -3.8℉-140℉. Ideal for swimming pools, , small ponds, and aquariums.