Our blinky Mis Quince has 4 red LED's, and comes individually packaged in a clam shell. Batteries are included and installed. Our blinky Mis 15 body lights have a butterfly connector. A butterfly connector may create a small hole in the garment you attach it to. Our blinky Mis 15 body lights are sold by the dozen. Please order in increments of 1 dozen. Replacement batteries are available.