Function: More than 16 Millions of colors 29 Different dynamic modes Sync to music Timer function Brightness/Speed control from 1%-100% Custom to create your great led moon lighting. Features: 1. Each LED bulbs on the unique Christmas light string is a smart bulbs that is fully programmable. 2. You either select pre-made light designs and animations from the app or even program your own design to match your favorite sports teams colors, and unique animation, and more. 3. App Controlled: All lights can be remotely controlled by the application available on iOS App Store. 4. Quick Setup: The setup is really easy and takes just a moment thanks to the Bluetooth pairing. Wi-Fi Connection. The lights can be setup with your local home/office Wi-Fi so that you don't need to establish a connection every time you use the light. 5. Weatherproof: The products have IP44 protection which makes them perfect for both indoor and Outdoor use. Notice: 1. Actual color may be slightly different from the image due to different monitor and light effect. Please allow 1-3cm deviation due to manual measurement. Specification: Name: LED String Lights for Christmas Tree Protection level: IP65 Luminous flux: 6 (lm) Color temperature: 3000 (K) Input voltage: 5 (V) Size: 2M 20LED/ 3M 30LED/ 4M 40LED/ 5M 50LED/ 10M 100LED / 15M 150LED / 20M 200LED optional