Great for promotions, trade shows, parties and events, Flashing Pins are an illuminated novelty that makes your logo glow. Our flashing Christmas tree pins have 5 LEDS, 3 red, 2 green to light up your holiday parties. Batteries are included and installed. Priced individually, our Christmas Tree pins are packed in groups of 1 dozen pieces. Please order in increments of 1 dozen. This product has a butterfly clip (like a tie tack) and will create a small hole in the garment you attach it to.