As their colors slowly shift from red and yellow to blue, green and pink, these little solar-powered mushrooms add a magical glow to your landscape. Each is attached to its own 9' long cord that plugs into a central solar panel. Fanciful, color-changing solar garden accents Place the panel in full sun Set of 4 Plastic On/off switch and dawn/dusk sensor Approx. 4" diameter each 9' cords to a shared solar panel