Features:

• Size: 3-1/16" Square X 1-1/4" Height
• Optional 4 Ft Water Sensing Cable Included
• 3 AA Batteries Included
• Conveniently Place Near Sinks, Washing Machines, Water Heaters, Sump Pumps
• Notification Messages Can Alert You Or Your Family/Friends Wherever You Are, While The Audible (100 dB Alarm) Alerts Sound When You Are At Home
• Use To Detect Temperatures That Can Freeze Pipes And Humidity That Could Damage Valuables
• Runs On WiFi - No Extra Hub Or Hardware Purchase Required
• Reusable Even After Detecting An Incident
• Five Year Warranty