Martinjerry'S Smart Switch | Works With Alexa, Smart Home Devices With Google Product Details NEUTRAL WIRE IS NEEDED - This smart switch requires Neutral Wire to provide power for itself. Please make sure that you can provide a neutral wire for it. This switch is single pole only (NOT 3-way) Alexa Compatible Google Home - Smart Switches are Compatible with Alexa and Google Home, Smart your Home via Voice Control WiFi SMART SWITCH - ONLY Works with 2.4GHz Wi-Fi, NOT Compatible with 5GHz, Smart Home Devices, Android and iOS App Control it Anywhere and Anytime TIMING - Schedule the Smart Switch Automatically Turn on / off your Light, Air-conditioner, Water Heater and etc WARRANTY - 90 days Unconditional Full Refund Guarantee and 1 YEAR Quality Warranty 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.