The PVC spruce wreath is pre-strung with 50 battery-operated dual-color lights that change from warm white to multicolor with the touch of a button, making it the perfect pick for your Christmas decor. The low-voltage LED bulbs are energy-efficient, long-lasting, and cool to the touch. A separate button controls the functions of 3 different light colors and actions. This wreath is battery operated with 6 hours on/18 hours off timer, so you never have to worry about turning it on or off. Plus, it's rated for both indoor and outdoor use, so you can hang it on doors, walls, and windows inside or out.