Smart Pool Bath Thermometer Wireless App Easy Read, WiFi Digital Pool Thermometer Floating with IPX7 Waterproof, Notification Alert, Water Temperature Monitor for Swimming Pond, Hot Tub

GoveeLife Smart Pool Thermometer with WiFi Gateway, Digital Swimming Water Thermometer Temperature Monitor with IPX7 Waterproof, Remote App Notification Alert for Ice Bath Tub, Fishbowl, Pond, Hot Tub

EASYTEST 9-Way Pool Test Strips, 140 Strips for Hot tub and Spa, Accurate Testing pH, Total Chlorine, Free Chlorine, Bromine, Alkalinity, Total Hardness, Cyanuric Acid, Salt and Copper

Pentair R141036 127 Tube Thermometer with ABS Case and 3-Feet Cord