Broadlink Fastcon Smart Radar Motion Sensor - Wireless, Mini Hub Gw4C Required Product Details ?HIGH SENSITIVITY WIDE DETECTION RANGE?- Smart Home Sensor -radar motion sensor, moving objects can be detected accurately ?DIY HOME AUTOMATION? ? The smart motion sensor can be set to trigger with other BroadLink FastCon smart devices to build your home automation; Wide detection range and highly sensitivity will allow you to enjoy smart home freely. Such as turn on your bedside light automatically when you enter the bedroom ?EASY TO INSTALL?- Download the latest BroadLink FastCon App. Long press the reset button and wait for the device to pop up in the BroadLink FastCon app; No need complex tools for installation, there has stickers in the package to be placed anywhere you want. ?SUPPORT ALEXA ROUTINE?- Alexa can alert you when the sensor is triggered or you can ask Alexa to know the current status. You can also create routines in the Alexa (Requires a BroadLink Mini Hub GW4C). Note: at present, google home doesn't support such functions. ?REAL-TIME ALERT HISTORICAL RECORD?-Set an alert notification in the BroadLink FastCon App. When the sensor is triggered or dismantled, you will immediately receive an notification on your phone. You can also check the status record from anywhere. BroadLink FastCon App will keep record of recent 30 days data. (Requires a BroadLink Mini Hub GW4C). ?LOW BATTERY WARNING?-The radar sensor requires 2 AAA batteries (included). You will receive a push message from the app when the batteries are low. Never worry about running out of batteries again 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.