Solotech Smart Wifi Door Window Sensor Real Time App Notification On Medicine, 2 Product Features ?Realtime Smartlife App Alert?When door/window is opened or closed, the sensor will push app notification alerts to your smartphone via Smartlife App (Tuya Platform). All event history and battery power can be checked with Smartlife app. ?Security and Peace of Mind?No more worrying whether if you left the door or window open. Receive real-time alerts and notifications whenever someone opens or closes your door, ensuring that your home is always secure. ?Protection and Safety?Install the Door/window Sensor not only on front doors or windows, but also on medicine chests, liquor cabinets, front gate, ammunition safes, safety deposit box, pet doors, garage doors. Protect your loved ones from unnecessary harms and keep them safe. ?Amazon Alexa and Google Home Compatible?Security and Peace of Mind: Receive real-time alerts and notifications whenever someone opens or closes your garage door, ensuring that your home is always secure. ?Durable and Reliable?Built with premium materials and a sturdy design, the SOLO Smart door window sensor is designed to withstand the elements and provide years of reliable performance. 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!