UIUZMAR Pool Salt Tester Floating Pool Thermometer & Salinity Meter Digital Solar Powered Salinity and Temperature Tester for Hot Tub, Spa, Hot Spring, Ponds

[Floating Pool Salt Tester] This salinity meter features a floating waterproof design, allowing the probe to be submerged in the swimming pool for extended periods. Continuous 24-hour monitoring of pool temperature and salinity levels.[High Precision Salinity Meter] Salinity measurement range is 0-9990ppm; Temperature measurement range is 32.0-122.0℉(0.0-50.0℃); Built-in high-precision sensor, the temperature error range is within ±1.8℉(1℃). The probe samples every 2 minutes allows you to stay informed of salt level and temperature in real-time. Sensitive response, reliable and stable.[Solar Charging, Extended Usage Time] The solar charging design, no need to replace batteries. Simply place the tester in direct sunlight to charge for 8 hours. It can operate for 6 to 8 days, even in an indoor underground pool environment.[Ready to Use Floating Pool Meter] This salinity meter was calibrated on factory before shipment. No calibration required, can use it directly. Simple operation, turn on the tester and put it into the pool to easily obtain salinity and temperature.[Wide Range of Applications] The floating pool salt meter adopts a unique orange color and exquisite appearance design. It is perfect for monitoring the salt level and temperatures of swimming pools, hot tubs, spas, koi ponds, etc.