Swimming Pool Water Temp Meter Floating Thermometer Temperature Gauge Tester | eBay
XY-WQ Floating Pool Thermometer, Large Size Easy Read for Water Temperature with String for Outdoor and Indoor Swimming Pools and Spas (Crab) : Amazon.ca: Patio, Lawn & Garden
GAME Floating Digital Pool Thermometer with LCD Screen, reads Celsius & Fahrenheit, Blue | Canadian Tire
Intex 29039 B00I9LO0Z8 Floating Pool Thermometer, 1-Pack, White : Amazon.ca: Everything Else