Self Ignited Sodium Lamps 250W 400W 1) NG 70W, 110W, 150W, 250W, 400W 2) Base: E27, E40 3) Bulb type: T ED Self Ignited Sodium Lamps 250W 400W1 ... ) NG 70W, 110W, 150W, 250W, 400W 2) Base: E27, E40 3) Bulb ... for road, apartment, sport, landscape, flood lighting use Self Ignited Sodium Lamps 250W 400W