Best Chlorine Leak Detectors

Govee WiFi Water Sensor 3 Pack, Water Leak Detector 100dB Adjustable Alarm and App Alerts, Leak and Drip Alert with Email, Wireless Detector for Home(Support 2.4G WiFi, Not Support 5G WiFi)

Govee Water Detectors 5 Pack, 100dB Adjustable Audio Alarm Sensor, Sensitive Leak and Drip Alert, for Kitchen Bathroom Basement (Battery Included)

Geevon 4 Pack Water Leak Detectors, 100dB Water Sensor Alarm Flood Detection Water Alarms for Basements, Bathrooms, Laundry Rooms, Kitchens, Garages, and Attics, Battery-Operated (Battery Included)

Inficon TEK-Mate 705-202-G1 Refrigerant Leak Detector, R22, R410A, R134A Detects

Aqara Water Leak Sensor Kit - 3 Pack, Requires AQARA HUB, Wireless Water Leak Detector, Wireless Mini Flood Detector for Alarm System and Smart Home Automation, for Kitchen Bathroom, Works with IFTTT

Water Leak Sensor 4 with 105dB Audio Alarm 3-Pack, SMS/Text, Email & Push Notifications, Freeze Warning, LoRa Up to 1/4 Mile Open-Air Range, w/Alexa, IFTTT, Hub Required!

SwitchBot WiFi Water Sensor 3-Pack, Smart Water Leak Detector, 100dB Adjustable Alerts & App Alerts, IP67 Waterproof, Wireless Detector for Kitchen, Bathroom, Basement, No Hub Required (Support 2.4G)

Govee Water Detectors 2 Pack, 100dB Adjustable Audio Alarm Sensor, Sensitive Leak and Drip Alert, for Kitchen Bathroom Basement (Battery Included)

THIRDREALITY Zigbee Water Leak Sensor with Dripping Detection,2 Pack,Build-in 120 dB Siren Alarm, App/Email Notifications Enabled When Work with Compatible Zigbee HUB, Batteries Included

GoveeLife Water Leak Detectors 3 Pack, 100dB Adjustable Audio Alarm and Leak and Drip Alerts, Detector for Home, Bedrooms, Basement, Warehouse, Cabin/RV