【Accurate Reading】The pool thermometer features a clear LCD display with 12/24 hour display options, providing accurate readings in both Fahrenheit and Celsius. Pool sensor temperature detection range: -40°C ~ +70°C (-40°F ~ 158°F), CPU indoor temperature detection range: -9.9°C ~ +50°C (14.2°F ~ 122°F), the minimum record and maximum temperature value. 【Wireless Connection】 Wireless range: 433MHz/100m. The wireless pool thermometer can display the real-time temperature of the body of water where the sensor is located and the real-time temperature of the room where the host is located on the same screen. With a one-way connection, you can use the receiver to check the temperature readings without leaving the room. Temperature error of ± 1℃, 60m transmission distance. 【High Dustproof and Waterproof】This pool thermometer is made of durable and high-quality materials with high dustproof and waterproof performance, which can prevent the LCD screen from fogging during use and extend its