Light-up Christmas Ornament with Blinking LED Light - Reindeer Dazzle your Christmas tree this holiday with these adorable blinking light up holiday ornaments. Adorable blinking character ornaments with light up noses. Blinking lasts for 4 hours and then automatically shuts off. Leave the switch in the ON position and the unit will automatically restart 20 hours later. Measures approximately 80mm and made from shatter-resistant plastic On/off switch located on the bottom. Batteries included.