Infrared Motion Sensor, Wireless Home Security System, Smart Motion Detector, Product Details SENSITIVE MECHANICAL DETECTION?128º field of view for multi-angle and 20ft range for wide-area.Sensitively sense weather and location changes,set up a single control or one-key execution,set up your own timed commands,sensing all kinds of movement,detecting the duration of human movement and whether the human body has passed by,and make a notification in the set commands. SCENE LINKAGE?Use Smart Life App/Google/Alexa to create favourite scene program,which will be triggered when motion is detected in the set scene.When the appropriate commands are set,such as "Welcome Home,""the lights turn on automatically",and when motion moves it triggers the corresponding command.When coming home,Alexa will read the welcome and turn on the light automatically,realising scene linkage and helping the realisation of smart life. PIR MOTION DETECTOR ALERT?Wireless motion sensor - motion detector is an important intelligent assistant in a home security system.When not at home,you will be notified if a suspicious person enters the room in order to keep it safe.Also if you set up temperature and humidity change or weather change commands,you can receive real-time notifications about gardening,greenhouse,and wine temperature detection exceeding or falling below the command for remote monitoring. WIRELESS MOTION SENSOR?Easy installation-Pairing when red light blinks.Long battery life durable power-2 AAA batteries typically last up to 2 years.Low power alarm-when the battery power is low,the app will alert you to replace with new batteries.Family sharing function - enables the whole family to take control and share. SERVICE TIPS?60 Days Refund and Return Guarantee Provide 24-hour Customer Service.Please read the instructions!After installing the battery, pairing when the red light blinks,if pairing fails, use the pin to reset and pair again!Faster pairing near wifi!Welcome to contact us if you have any questions! 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.