200 Bright LEDs Christmas Tree Lights: With a 3 m power cable, Ollny 20 m warm white fairy light is long enough for outdoor and indoor decorations; Decorating gardens, gazebos, houses, bedrooms, stairs, and holiday events; Add festive charm to your space 8 Modes: Steady On, In Wave, Sequential, Slo-glo, Chasing Flash, Fade, Flash and Combination; Each is a surprise and easy to change with the remote; Memory function retains the last-opened mode; Stunning Lights get everyone into the Christmas atmosphere IP44 Waterproof and Durable: Designed with high quality and waterproof material, the outdoor lights will keep working when rain and snow are coming; 31V low voltage makes all enjoy the lovely lights this holiday season and don't worry about the touch 4 Brightness: Dimmable levels are 100%, 75%, 50%, and 25%, making the lights bright or pastel; Easy to create a festive atmosphere and perfect for any family with kids, couples, or individuals who want to take their Christmas decorations to the next level 3 Timers: Setting the Timer to make the lights light up every night automatically; You do not need to turn them on or off repeatedly; Convenient Xmas lights is also great for your wedding, party, Valentine's Day, Easter, Thanksgiving Day and celebrations