Sense Smart Water Sensor, Grohe 22601Ln0. The innovative GROHE sense water detector alerts you the moment unwanted water leaks appear with a pulsating red light and buzzer, in addition to an alert which is sent to your smartphone via the Ondus app. This early warning allows you to take immediate action before a simple leak becomes a flood. The Ondus app also provides daily updates on changes in temperature and humidity to help prevent Frost damage and the spread of mold. Perfect in the kitchen, bathroom, laundry room, anywhere a water leak could pose a potential problem. GROHE sense uses 3 AAA batteries and connects to your home Wi-Fi network. Product Features Alerts you with a pulsating red light and buzzer if it detects a water leak Sends an alert to your smartphone Connects to the cloud once a day, sending data on temperature and humidity. Leak and emergency alerts related to temperature and humidity are sent to you if a problem is detected Customize settings via GROHE onus app for iOS and android Requirements: 2, 4 ghz wi-fi network | wpa/Wpa2 protection. If a mac-filter is activated, you must add the mac address of the GROHE sense to the mac list of the router For placement on a flat non-conductive surface Includes: 1 x water sensor and 3 x aaa batteries Long-life battery: expected lifetime up to 4 years, depending on the use of the water sensor Made in germany Shipping: Shipping is complimentary within the lower 48 US States. We Do Not Ship to PO/APO Boxes, HI or Alaska We Do Not Ship Outside of the Continental US All items ship within 24-72 hours of Payment For large items that require Freight shipping a valid phone number is required to call and schedule your delivery Terms of Sale and Feedback: Feedback is extremely important to us and If you are satisfied with our transaction, please take a moment to leave Positive Feedback. YOUR Satisfaction is our #1 Priority! If there are any issues, PLEASE contact us BEFORE leaving a neutral or negative rating so that we may resolve any concerns. We PROMISE we can make you happy if you give us a fair chance. Returns / Concerns: All items qualify for returns within 14 - 30 days of receipt. Buyer is responsible for return shipping on any item that is not damaged Please be sure this is an item you want before making your purchase. Customer Satisfaction is our TOP priority! All items are IN STOCK at time of listing. Inventory changes constantly and it is impossible to maintain a perfectly accurate count of all items. Please do not penalize us if we have to issue you a refund! Thank You For Your Business!