The Treatlife Smart Switch 4 Pack, 2.4Ghz Smart Light Switch Wifi Light Switch Product Details Easy And Safe To Install: Neutral Wire is required; Step-by-step instructions will guide you through the wiring process. standard size; screwless snap-on wall plate; no hub required. For 2.4G Wi-Fi only (NOT 5G). Max Power: 1250W. Output Current: 10A. 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. Remote Control: Control the light from anywhere using your smartphone, whether you are in your cozy bed, in the office or on vacation. You can create schedules, monitor real-time light status, share devices and even control a group of lights in your house with a tap of the phone screen. Automated Schedules: Create schedules (timer or countdown) to automatically turn on and off the light based on everyday routines or to simulate occupancy while you are on vacation to trick potential intruders. Warranty: Friendly and professional support team are at your service 24/7; 12 Month Satisfaction Warranty, please contact us immediately if you have any problem. You can use it as you like on the Christmas decoration lights. 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.