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Govee WiFi Water Sensor 2 Pack, 100dB Adjustable Alarm and App Notifications, Leak and Drip Alerts by Email, Detector for Home, Bedrooms, Basement, Kitchen, Bathroom, Laundry(Not Support 5G WiFi) - Amazon.com
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Amazon.com: Seanme Motion Sensor Alarm, Wireless Driveway Alarm, Home Security Business Detect Alert with 4 Sensor and 1 Receiver,38 Chime Tunes - LED Indicators for Indoor Use : Electronics
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Amazon.com: Temp Stick Remote WiFi Temperature & Humidity Sensor. No Subscription. 24/7 Monitor, Unlimited Text, Push & Email Alerts. Free Apps, Made in America. Use with Alexa, IFTTT. Monitor Anywhere, Anytime. :
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