Energy-saving, long operating life, easy to use Led lights. Perfect for decorating your home, shop, office, Christmas trees and more. It has different sparking modes (change to the next mode by pressing the control button once). These lights bring you into the Christmas mood effortlessly.The string includes LED warm red, blue, green, yellow lights, with 8-mode lighting controller. Multiple display modes including flashing, chasing, constant, etc. Different sparking modes could be changed by pressing the control button.