Smart Wi-Fi Garage Door Opener, Compatible With Apple Homekit, Siri, Alexa Product Details 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. Payment We accept PayPal and credit cards via PayPal. Taxes - US We collect sales tax, as required by law. Shipping We make every effort of shipping within 3 business day of payment clearing. The estimated delivery time is 2 - 5 business days from the shipping date. Policies If you do need to return your item, please contact us via email (you will receive an email when your product ships with additional details - Subject: Important information about your purchase). You will then be provided with a return shipping label and packing slip. Pack the item carefully. Include the packing slip, apply the shipping label, and return the item within 30 business days of the date you request a return, or your return will be canceled. Once we receive your order we will inspect the return. Please allow up to 5 business days of receiving the returned item for your refund.