High Quality: The solar pool thermometer is made of high quality polypropylene material, which is durable, anti-fall, anti-oxidation, corrosion-resistant and durable and suitable for all seasons. Reading Accurate: Pool thermometers provide accurate readings in Fahrenheit and Celsius. Measurement range: 0~+50. Recording min and max temperature values. Simple and convenient: place the thermometer directly in the water box, it usually takes 1-2 minutes to read the degree The thermometer is displayed in Fahrenheit and Celsius and data are easy to read. Easy to use: the thermometer floats on the surface of the water and the convenient drawstring is easy to reach. Multi- usage: the pool thermometer is ideal for indoor and outdoor use such as swimming pools, hot tubs, fish ponds, aquariums, bathtubs, spas and all other types of places.