3 Way Smart Light Switch 4 Pack Bundle Single Pole Smart Light Switch 4 Pack. Product Details ?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. 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.