USA Flag Heart Flashing Pins are the perfect way to show your love for this great country. These are a sure-fire winner at any event whether it's the Fourth of July or the middle of Winter! Celebrate your patriotism all year 'round with our USA Flag Heart Flashing Pin. Twist the backing to activate the 2 blue and 3 red flashing LED lights. To attach, this Body Light comes with a safety pin style backing. 2 CR927 batteries are included and replaceable.