This curtain light is one button control, press the button you can select 8 different modes to meet your diverse needs. Crystal Bubble Ball LED Lights, Low voltage and Listed power supply, directly plug in and unplug for power on and off. The string lights are IP44 Waterproof, allow you to use them both indoor and outdoor. However the power and controller are non-waterproof, please protect them well when using outdoor. The lights sets are specially designed for different kinds of occasions, such as Christmas, Valentine’s Day, party, wedding, home, festival, holiday, restaurant, hotel, commercial building. The star curtain lights are made of 100% Copper Wire Material and never overheat no matter how long you have them on.