Check the listing for details. Floating Spas Thermometers Wireless Remote Swimming Pool Water Temperature Test. Color: White, Condition: New. Listed at 25.19 USD. Receiver: Temperature Measurement Range: -10℃~60℃(14℉~140℉) Humidity Measurement Range: 0~99％ Wireless pool Thermometer: Temperature Measurement Range: -40℃~70℃(-40℉~158℉) Temperature Sampling Period: 10 seconds Waterproof Level: IPX7 Transmission Frequency: 433Mhz Transmission Distance: up to 300 ft in open space, if there is interference, the transmission distance will be limited. < Inkbird IBS-P01R Flating Pool Thermometers with Wireless Revier Set > | Upgarde Connection: With the one-way connection, an upgraded technique, it’s much easier to connect the thermometer with the receiver wirelessly and transmit data at long distance. | ℃/℉ Switch: Support both Fahrenheit and Celsius readings. | Premium Quality: Pool Thermometer has adopted high quality materials, it is solid and durable. | Multiple Uses: Idea for Swimming Pool, Spas, Hot Tub, Fish Pond, Aquarium, Hot Spring. | Great gift for family and friends. On May 27, 2023 at 00:51:23 PDT, seller added the following information: