Vevor WiFi Smart Water Monitor w/Auto Shutoff

This water monitor measures 2.0-4000 L/H. It auto-shuts water off after 3 minutes of abnormal usage. Control remotely via an app on Android and iOS. The price drops from $139.99 to $39.99 to just $23.99 when you apply the coupon code "J44QSZFO" at checkout. Shipping is free for prime members or on orders over $35.