Features:High-Quality Material: The swimming pool thermometers is made of high-quality material, which is durable and wear-resistant, not easy to break, and can be used for a long time.Floating Thermometers: Pool thermometerswith a fixed cord so you can find our pool thermometerswhen measuring your pool temperature.Multifunctional design: The digital display host is placed indoors to view data such as time, temperature and humidity. The swimming pool thermometerstransmitter is placed in the outdoor pool to obtain data and then transmits it to the digital display host.Battery-powered design: This water thermometersis powered by batteries (not included) and has a digital display function and two temperature units of / for easy reading of data.WIDE APPLICABILITY: The swimming pool thermometersset can be used to measure the water temperature of swimming pools, hot tubs, pond, and more.Notice:1.Actual color may be slightly different from the image due to different light effect2.Please allow 1-3cm deviation due to manual measurementDescription:Material: ABSSize: As ShownTime display: 12/24H optionalThe real-time temperature of the water area where the sensor is located and the real-time indoor temperature of the host computer can be displayed on the same screen.Supports recording of the highest and lowest temperatures of the day.Indoor and outdoor temperature display: / optional.Indoor host temperature detection range: -9.9~+50 (14.2~122).Pool sensor temperature detection range: -40~+70 (-40~158).Temperature error: within 1C, transmission distance 60 meters.Power supply method: Indoor host: 2*AAA batteries (not included)Outdoor sensor: 2*AAA batteries (not included)List: 1*Host unit, 1*Outdoor unit for swimming pool temperature, 1*Outdoor unit swimming pool lanyard, 1*Instruction manual in five languages