Perfect for art projects and creative crafts, use these flashing red LEDs to illuminate costumes, sculptures, crafts and more! These bright blinking lights come with 2 replaceable CR927 batteries. They do not include a clip or magnet, so the crafty creator can attach them by sewing or gluing them to any surface they wish. Ideal for weddings, corporate events and parties, customize these fun light up accessories with an imprint of your logo or design and illuminate your brand!