This 13.75 in. Battery Operated Pure White Twinkling LED Penguin Icy Window decor twinkles with pure white LEDs. The Penguin comes with a built in timer 6 hours on and 18 hours off, set it once and it will last the whole season. The Icy snowflake etchings throughout the design also give the window hanger a rustic look. UL Listed, 2 D batteries not included.