Smart Light Bulbs, Color Changing A19 Led Light Bulb, Work With Alexa, 2 Pack Product Features 16 Million Customizable Colors: ANGELHALO's smart light bulbs boast a spectrum of over 16 million colors and 38 preset scene modes. Whether you're in the mood for a tranquil ambiance or a vibrant atmosphere, you can tailor your lighting experience to excellence, delivering unparalleled ambiance to your space (Working Voltage: AC 120V). Smart Voice Control: Take command of your lighting with effortless voice commands using ANGELHALO's color-changing smart bulbs. Easily toggle power, adjust brightness, switch colors, and set scenes all through the App. Music Sync Preset Scenes: Transform your space with ANGELHALO Smart LED Light Bulbs. Activate the music sync mode to synchronize the bulbs with the rhythm of the music to create an enchanting ambiance. Explore a collection of preset scenes to easily set up the ideal lighting for everyday and party events. Effortless Group Control: Say goodbye to the hassle of individually controlling each LED light bulb. Create groups in the app to control multiple bulbs simultaneously, simplifying your lighting management experience. Optimize Your Circadian rhythm: The biorhythm function simulates changes in light brightness and color temperature throughout the day, allowing you to wake up gently, stay energized at noon, and relax at sunset as the light adjusts to mimic natural light patterns. Timer and Schedule: Effortlessly integrate ANGELHALO smart light bulbs into your daily routine. With timer functions and modes like Sunrise Sunset, you can set your bulbs to brighten when you wake up and gradually dim as you drift off to sleep, all with unparalleled ease. Shipping: Shipping is complimentary within the lower 48 US States. We Do Not Ship to PO/APO Boxes, HI or Alaska We Do Not Ship Outside of the Continental US All items ship within 24-72 hours of Payment For large items that require Freight shipping a valid phone number is required to call and schedule your delivery Terms of Sale and Feedback: Feedback is extremely important to us and If you are satisfied with our transaction, please take a moment to leave Positive Feedback. YOUR Satisfaction is our #1 Priority! If there are any issues, PLEASE contact us BEFORE leaving a neutral or negative rating so that we may resolve any concerns. We PROMISE we can make you happy if you give us a fair chance. Returns / Concerns: All items qualify for returns within 14 - 30 days of receipt. Buyer is responsible for return shipping on any item that is not damaged Please be sure this is an item you want before making your purchase. Customer Satisfaction is our TOP priority! All items are IN STOCK at time of listing. Inventory changes constantly and it is impossible to maintain a perfectly accurate count of all items. Please do not penalize us if we have to issue you a refund! Thank You For Your Business!