Treatlife Single Pole Smart Light Switch 4 Pack+3 Way Smart Light Switch 4 Pack Product Features ?SINGLE-POLE AND 3-WAY APPLICATION?: Using it as 3-way or single pole switch to control the light from 1 or 2 locations. Replace one of your traditional 3-way switch with our Treatlife 3-way smart switch or use 2 Treatlife 3-way switches to control the light from 2 locations, such as at the top and bottom of a staircase, at the ends of a long hallway, for large rooms with multiple entrances, from house to garage, etc. ?SMART LIGHTING?: Hands-free voice control via Alexa or Google Assistant and enjoy superior lighting automation by creating personalized applets to trigger the light using phone's location, weather underground service, etc. ?REMOTE CONTROL?: FCC certificate. Control the light from anywhere with your smartphone using the Smart Life App,Automate home lighting with schedules or countdown based on everyday routines or to simulate occupancy while you are on vacation. You can also monitor real-time light status, share devices, and group many Treatlife switches to control all the lights in your home. ?VOICE CONTROL?: Enjoy the hands-free convenience of controlling the lights in your home with your voice via Amazon Alexa and Google Assistant; perfect for times when your hands are full or entering a dark room. ?WARRANTY?: 2-year quality warranty, 90-day money back guarantee and lifetime customer support. Please contact us if you have any questions about your bulb types, installation or Wi-Fi connections. 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!