Large star design: create a magical atmosphere with 3 large (30 cm wide, 30 cm high) Christmas star window lights. Each star is wrapped with 40 warm white LEDs that look like small sparkling stars and provide a stunning glitter effect. 8 lighting modes: the Christmas stars have 8 different lighting modes (combination, in wave, sequential, slow glow, flash, slow fade, twinkle, steady on) to suit your mood and create a variety of visual pleasure. Remote control and timer function: easily control the Christmas lights with the included remote control. Turn it on/off, change the lighting modes, adjust the brightness and set the timer. Each mode is automatically activated for 6 hours and then reopened after 18 hours. Waterproof and versatile: Made of high-quality iron material, the BrightArk waterproof IP44 window lights can be hung on Christmas trees, windows, branches, bushes or roofs. The Christmas lights can be placed in the upper or lower part of the window, making them suitable for both indoor and outdoor use. Christmas lights battery operated: you do not need plugs and do not have to worry about sockets. BrightArk Christmas window lights indoor are battery operated and require 3 x AA batteries (not included). Enjoy the convenience and safety of a long battery life for your Christmas decorations.