【High Accuracy Wireless Pool Thermometer】With high-precision sensors, RF transmission, updating data once per second, high measurement accuracy, accurate to ±1℃. The maximum wireless connection range of RUNQIN pool thermometer is 197ft. 【Easy to set up and use】Once the batteries are installed (not included), the device immediately starts displaying the temperature in the pool. The Farenheit units setting came as standard, and all you had to do is set the time. Monitor has large numbers for easy reading from a distance. This allows you to easily check the temperature of the pool. 【Various Application Occasions】Our RUNQIN wireless pool thermometer is suitable for various indoor and outdoor scenarios. It can be used in swimming pools, spas, aquariums, fish ponds and more. 【The lazy way】This is a very convenient way to find out the temperature of your pool. Once set up, you simply look at the display and instantly know what the water temperature is without ever stepping foot outside,