Contact Us Add to Favorite Welcome to Elegant Wings Contact Us Add to Favorite Fast Shipping Hassle Free Return Money Back Guarantee Authenticity Guarantee Treatlife Wifi Smart Door Sensor 1 Pack, 2.4Ghz Window Alarm Sensor, Wireless Item Description You can install this door and window alarm quickly without hubs or wiring. It comes with strong double-sided adhesive and you can monitor your home from anywhere via the app. The built-in AAA battery lasts for 2 years, and you can receive instant alerts for unexpected openings. The alarm also integrates with other Treatlife smart products and is compatible with Amazon Alexa and Google Assistant. Easy to Install: The Treatlife wifi door sensor is designed for effortless setup, requiring only a 2.4GHz WiFi connection (not compatible with 5G). No hubs or wiring are required. Simply use the included 3M adhesive sticker for quick, secure attachment?ensure the surface is clean and dry for optimal adhesion. It accommodates gaps up to 0.39 inches (1 cm) wide and offsets up to 5mm. Package includes 2 AAA batteries, 2 pieces of adhesive sticker, 1 door sensor, and 1 user manual Instant Alerts and Device Sharing: Get real-time notifications on your smartphone whenever a door or window opens or closes, allowing you to monitor your home from anywhere via the Treatlife or Smartlife app. No more need to be afraid someone enter your home without permission. You can schedule timing for alarm enable/disable like from 10:00pm to 6:00am etc. You can also share wireless security sensor with your family, they can check the status and get notified at the same time Multiple Application Scenarios: You can install the contact sensor on the front doors, garage doors, windows, mailboxes, safes, cabinets, and more. Watch the security barrier at the top of the stairs or in your child's room. The smart window sensor can control other Tuya smart connected devices as the status of the door or window changes. For example, automatically turn on your smart lights when door is opened 24/7 Whole-home Protection: The Treatlife window door sensor gives peace of mind, anywhere, anytime. Work with the Treatlife app and support 3rd-party integration with Alexa and Google Home. Set an Alexa routine to say "welcome you home." All "open" and "close" history will be saved with no charge on the APP up to 7 day Low Power Warning and After-Sells Support Service: Door open alert powered by 2*AAA batteries(Included). Enjoy over six months of battery life with this door alarm sensor. When the battery is running low, it will automatically push messages through App to remind you to change battery, ensuring continuous protection. If you have any inquiries, please don't hesitate to reach out to us About us Customer service is our top priority! Please be sure to read the description thoroughly to make sure that this is the item you want before making a purchasing decision. If you have any questions about this item, please contact us via messages before placing your order. We make every effort possible to accurately describe and depict the items. Please be aware that slight variations in color may be due to differences in lighting and computer monitor resolutions. All items are in stock at the time of listing however, in the unlikely and unforeseen event that we are unable to fulfill your order through any of our networked warehouses, we will notify you as quickly as possible and offer you a 100% refund on your purchase. Thank you for shopping with us. We appreciate your business! Payment PayPal is our preferred method of payment. If you do not have a PayPal account, all major credit cards are gladly accepted through PayPal as the payment processor. PayPal offers great buyer and seller protection. Your order will be processed pending receipt of cleared payment through PayPal. Sales tax may be charged depending on your location. Shipping We provide fast, free shipping. Most items are shipped within 3-5 business days of receiving cleared payment. We ship to the lower 48 contiguous United States only. We do not ship to P.O. Boxes or APOs. Standard Shipping is ALWAYS FREE! You will be notified via messages as soon as your items ship. Special Notice for Freight Items: If an item ships via Freight (Truck) Delivery, a valid phone number will be required so that we can contact you to schedule delivery. The item may be delivered with curbside delivery. An adult signature will be required. Please be sure to have available help on hand to assist you with moving the item to the desired location in or outside of your home. Freight items must be inspected upon delivery. In the unlikely event that damaged is observed, you MUST refuse delivery and note the damage on the shipping receipt and send it back via the Freight carrier. Returns will not be accepted on Freight items after they have been delivered, inspected, and the driver has left the premises. Returns We offer a 30 day return/exchange policy for most of our products. You can request a refund if you are dissatisfied for any reason with your product. (Restocking Fee May Apply). Only factory defects are accepted as a reason for a return. In the case of factory defects, if available, we will replace the product for you. When returning an item, it must be in all of the original packaging and include all of the original accessories or items that came with it. The item and package should be in original and perfect condition. You will be required to cover shipping on the return of non-defective items. All returns MUST be done within 30 days of date of purchase. Please note that we cannot give refunds or replacements after the 30 day limit has expired. When sending in a return, please note that it can take up to 7 business days for the return to be processed. We do our best to process as quickly as possible. We are extremely fair, and in the rare event of something out of the ordinary happening with our products or shipping, we will gladly work with you to find a fair resolution.