... Use constant current constant voltage control circuit.Flood lights Applications in Tunnel,Highway toll stations,gas stations,sculpture,stadiums,squares,docks ... required.6. we accept 30% and 70% payment terms when large quantity.7. we responsible all the repair charges during warranty ... label on our products.h. your inquiry will be replied in 10 hours. Applications:1.Square, plaza, garden, lawn, 2.play ...