The Aquascape 150-Watt Transformer with Photocell is the perfect solution for powering garden and pond lights. It can provide power to lights up to 20 Watts and comes with a 25 ft. LVL cord. This transformer also features a photocell, which automatically turns lights on at dusk in 4, 6, or 8-hour intervals, without needing to be manually reset after power outages or daylight savings.