Complete Hozelock Solar powered Pond Air Pump for a small pond or barrel water feature. Harness the power of the sun to add oxygen to your pond to improve the quality of the water. This air pump does not require electricity, so it works perfect when there is no power supply near the pond. The Solar panel is on separate spike so can be placed on the edge of the pond in full sun. Power Output Will Depend on weather conditions and time of day. Comes complete with two airstones and airline.