4Pcs Smart Light Bulbs 1600 Lumens Wifi Led Color Changing A21 Bulb 100W, 4 Product Details * 1600 Lumens- 2700K-6500K Tunable White---- with brightness to 1600 lumens which is 100% much brighter to light up your whole room. With variations in color temperature available on this smart bulb, it gives you a full range of white from a warm 2700k light to a cool 6500k daylight. * Voice Control: Works with Amazon Alexa and Google Home, and can be voice-controlled Get hands-free when your hands are full or when entering a dark room. * Remote Control: Using the 3Stone smart app (iOS, Android) Control your smart light bulb from anywhere with your smartphone. Dim, turn on or off, or change the colors of your light bulb remotely at your fingertips. * Group Control: Just add 3Stone smart bulbs to a group setting to control multiple bulbs, then they can be controlled together(please connect your bulbs with stable 2.4Ghz WiFi). * Built-in Scenes Timer Option Available--- A Total of 8 built-in scenes are available for you to choose from based on your specific needs anywhere and anytime with simply one click. You can also create customized schedules to turn the bulb with a timer function. 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.