Professional Wireless Digital Swimming Pool Spa Driving Thermometer Wireless Indoor And Outdoor Swimming Pool Spa Hot Tub Thermometer

Characteristics: Temperature measurement used in swimming pool pond aquarium. Maximum temperature minimum temperature memory function. Inside temperature and humidity display. Outdoor temperature display. Outside high degree of watertight performance. Description: It has calendar, clock, alarm. There are 8451s; and 84577s; to choose from. It is 30m watertight, which is suitable for use in the spa, bath or swimming pool. Specification: Distance between sensor and host: 100 meter Frequ