<span style="font-family: Arial; font-size: 18px;">Time display: 12/24H optional</span> <span style="font-family: Arial; font-size: 18px;">The real-time temperature of the water in which the sensor is located and the real-time indoor temperature in which the host is located can be displayed on the same screen.</span> <span style="font-family: Arial; font-size: 18px;">Support the highest temperature and lowest temperature record of the day</span> <span style="font-family: Arial; font-size: 18px;">Indoor and outdoor temperature display: ℃/℉ optional</span> <span style="font-family: Arial; font-size: 18px;">Indoor host temperature detection range: -9.9℃~+50℃ (14.2℉~122℉)</span> <span style="font-family: Arial; font-size: 18px;">Pool sensor temperature detection range: -40℃~+70℃ (-40℉~158℉)</span> <span style="font-family: Arial; font-size: 18px;">Temperature error ±1℃ or less, transmission distance 60m</span> <span style="font-family: Arial; font-size: 18px;">Power supply .</span> <span style="font-family: Arial; font-size: 18px;">Indoor main unit: 2x1.5V "AAA" battery</span> <span style="font-family: Arial; font-size: 18px;">Outdoor sensor: 2x1.5V "AAA" battery</span>