The White Kasa Smart 3 Way Switch Hs210, Needs Neutral Wire, 2.4Ghz Wi-Fi Light Product Details The HS210 smart switch makes it easy to replace traditional 3 way switches commonly found in living rooms, halls, or stairways where 2 switches control the same light. The HS210 includes one smart switch specially designed to work together with 3 way switch wiring. There?s no need to be an expert on complex 3 way switch, wiring or confusing master vs auxiliary smart switch settings. The Kasa app guides you through each step of the installation, connecting to your home Wi-Fi, and providing control from anywhere. For convenient hands free controls it easily connects with echo or Google home voice assistants. Protocols supported: IEEE 802. 11b/g/n; Wireless type: 2.4 GHz 1T1R. Easy guided install: Neutral wire is required, standard wall plate size. No need to understand complex switch, wiring or master vs auxiliary switch configurations; The Kasa app guides you through easy step by step installation. For non-dimmable lights, 2.4GHz Wi-Fi connection required 3-way or single pole: Using it as 3-way or single pole switch to control the light from 1 or 2 locations to replace your traditional 3-way switch. Best for top and bottom of a staircase or from house to garage etc. Control from anywhere voice control: Monitor your light status. Turn electronics on and off from anywhere with your smartphone using the Kasa app, whether you are at home, in the office or on vacation. Enjoy the hands-free convenience of controlling the lights in your home with your voice via Amazon Alexa or Google Assistant Scheduling: Use timer or countdown schedules to set your smart switch to automatically turn on and off while you're home or away. Enable ?away mode? to randomly switch on and off to trick potential intruders Trusted and reliable: Designed and developed in silicon valley, Kasa is trusted by over 4 million users. UL certified for safety use. 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.