【Color Changing Christmas String Lights】Our upgraded Christmas lights color can fade between Warm White and Multicolor. You still can set Warm White or Multicolor separately (Both STEADY ON & FLASH Patterns) for variety of holidays or occasions. 【CHRISTMAS STRING LIGHTS WITH MUSIC】colourful Christmas tree lights with motion sensor controller. When someone enters the 16-27 feet sensing range, the control box will play cheerful music, multi-coloured lights are perfectly synchronized with the cheerful Christmas music, which will be the best product for your Christmas decoration. 【6 LIGHT MODES SYNCHRONISED TO MUSIC】The 6 modes of this cheerful Christmas decorative light include Combination Mode (loops music 1 to 4), Music 1, Music 2, Music 3, Music 4, No Music Steady Light Mode (when no motion is detected). You can select different modes by pressing the buttons on the control box to create different Christmas atmospheres. The lights are perfectly synchronised with the sounds of a merry Christmas and will add colour to your Christmas decorations. 【CONNECTABLE AND WIDELY APPLIED】 Can be connected end to end, long enough to meet your creative lighting decoration needs. Multi-coloured string lights emit natural and charming light to help you create the desired atmosphere. Perfect for Halloween, Christmas, weddings, parties and other celebratory occasions, or even everyday lighting decorations. It is perfect for outdoor use and will not cause any damage, including heavy rain and snow. 【WATERPROOF/DURABLE/SAFE OUTDOOR INDOOR LIGHTS】With IP44 waterproof rank, our led Christmas lights outdoor can withstand all weather conditions, perfect for outdoor indoor decorations. Illuminate your surroundings with these vibrant and versatile Christmas string lights. Spanning an impressive 110 feet, these lights feature 400 energy-efficient LED bulbs that can cycle through 6 dazzling modes, including warm white and multicolor options. Transform your indoor or outdoor spaces into a festive wonderland by adorning trees, walls, railings, and more with these captivating lights. The included controller allows you to set the perfect ambiance, whether you desire a steady glow or a rhythmic dance in sync with music. With their extended length and color-changing capabilities, these Christmas lights offer boundless possibilities for decorating during the holidays or any special occasion.