This 4.9-foot collapsible Christmas tree features 166 LED beads that create a stunning holiday display with customizable lighting effects. The tree offers three convenient control methods: manual button control, wireless remote control, and smartphone app control via the Surplife app. The app allows you to individually customize each LED bead with over 25 lighting modes and 16 million color options, adjust brightness levels, and set automatic timers to turn the lights on and off at your preferred times. The app is compatible with Amazon Alexa and Google Assistant for hands-free voice control, and the built-in microphone enables music sync mode where lights change rhythm with your favorite songs. Constructed with durable plastic materials and rated IP65 waterproof, this Christmas tree is suitable for both indoor and outdoor use in living rooms, gardens, yards, and patios. The colorful string lights are detachable and can be used independently for other occasions such as Halloween parties, birthdays, or special events. Each of the 12 string lights contains 13 LED beads, plus the top star features 10 additional beads for a total of 166 lights. The tree operates on 5V/2A voltage with 10W power consumption and produces 2000 lumens of brightness. The package includes the collapsible tree structure, LED string lights, remote control, power adapter with a 9.8-foot cord, and user manual. Assembly is straightforward with the collapsible design for easy storage when not in use. This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm.