If you like to take care of every detail in your home and own the latest products that will make your life easier, purchase Marker Conical Solar charging Silver Steel polypropylene (12 Units) at the best price.. Material:. Steel. polypropylene. Colour: Silver. Approx. autonomy: 8 hours. Units: 12 Units. Type: Garden. Design: Conical. Characteristics: Solar charging. Battery operated: AA x 1