Smart Wi-Fi Garage Door Opener, Only Support 2.4Ghz Networks, Compatible With Product Features Remote Control: Open, close, check door status, receive just within your eHomeLife iOS/android App. No monthly fee or any other subscription fee! Note: 2.4 GHz WiFi network support only. Voice Control: You can control your devices hands free, just give voice commands to turn on/off the connected devices. Compatible with Apple HomeKit, Siri, Amazon Alexa, Google Assistant, and CarPlay. Compatibility Check: It is compatible with more than 200 brands. Please check whether your garage door model is in the compatibility list in "Product guides and documents-Compatibility guide (PDF)". If you are not sure whether your garage door is compatible, you can do a compatibility test. If your garage door needs accessories to solve compatibility issues. please send us the information about your garage opener, we can ship the proper accessory for you, and make it works. More Precise and Stable: It comes with a high sensitivity sensor that monitors the status of the garage door more accurately and the signal stays stable. Multiple Notification Modes: Stay alert by different notification modes, which remind you close the garage door (overtime and overnight notifications) or keep you update with the door status. 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!