ThermoPro Digital Pool Thermometer Floating Easy Read, Large Size Water Thermometer for Cold Plunge, IPX8 Waterproof Water Temperature Thermometer for Hot Tub/Ice Bath/Swimming Pool/SPA/Aquarium/Pond

High Acurracy: This floating pool thermometer features highly precise sensor, accurate to ±0.9℉(±.0.5℃) in the temperature range of 32°F to 140°F. Sensor temperature range: -40℉-158℉, suitable for ice bath tubs, cold plunge, babybath, hot springs and aquarium
500FT Long Range: With RF technology for more stable connectivity, this pool temperature thermometer allows you to monitor the pool temperature outdoors from your house up to 500FT, checking the pool temp without going outside!
Large Backlit Display: Pool thermometer wireless with temperature and humidity monitor features large digits and backlight to ensure easy reading even in dim light conditions; All time/24 hours max and min record helps you track temperatures throughout the day!
More Durable Sensor: Floating thermometer for pool is designed with IPX8 waterproof and high-quality ABS materials, ensuring it can withstand exposure to pool water and various weather conditions for long time!
Easy to Use: The pool temp floater and receiver are automatically paired, making it go straight out of the box for use, no more tedious setup! Powered by 3A batterys (included)