Goveelife Human Presence Sensor, 2.4 Ghz Wi-Fi Required, Smart Mmwave Radar Product Features Ultra-High Accuracy Presence Detection: Presence Sensor utilizes mmWave radar and infrared technology to detect human movement and static presence. And selectable high/normal mode is more suitable for your living habits. Note: 2.4GHz Wi-Fi required. Smart Target Exclusion: It has dual detection of built-in microwave radar and infrared probe, which helps improving accuracy when there are running electrical appliances, plants, etc. within the detection range, it's suitable for small pet owners. Detailed and Flexible Device Automation: The automatic response of the device can be flexibly set based on whether the person is present, the duration of the person's presence, and the distance between the person and the device. Flexible Installation Broad Detecting Range: The Alexa Sensor has a pasteable magnetic base which support 120 folding and 360 rotating, You can wall mounting or celling mounting with 26ft max detecting range (sensor should be constantly powered). Multi-Ecosystem Support: Seamlessly integrates into various smart home ecosystems, including Alexa, IFTTT, GoveeHome, and Google Assistant. Easily combines with Govee/GoveeLife products, help creating an intelligenter, energy-saving home environment. 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!