This Solar LED String Lights by Ideaworks are ideal for balconies, stairways, yards, trees, and more. The solar lights turn on at dusk and off at dawn. It features two modes: flashing and steady. The light string includes 50 LEDs, and it is 30ft long. It comes packaged in a 5.75″ x 6.75″ x 2.25″ hanging box.