Precise Readings: The pool thermometer features a clear LCD display with 12/24-hour display options and provides precise readings in both Fahrenheit and Celsius. Pool sensor temperature detection range: -40°C to +70°C (-40°F to 158°F), internal CPU temperature detection range: -9.9°C to +50°C (14.2°F to 122°F), the recorded minimum and maximum temperature values. 【Wireless Connection】Wireless range: 433MHz/100m. The wireless pool thermometer can display the real-time temperature of the pool where the sensor is located and the real-time temperature of the room where the host is located on the same screen. Thanks to the one-way connection, you can use the receiver to check the temperature readings without leaving the room. Temperature error ± 1 ℃, transmission distance 60 m. 【High dust and water resistance】 This pool thermometer is made of high-quality and durable materials and is highly dust and water resistant. This prevents the LCD screen from fogging during use and extends its