Professional HID manufacturer, Prosrom supply high pressure sodium bulb with ignitor 50,70,100w, CE and RoHS ... certified. Features of high pressure sodium bulb hps with internal ignitor:1) Fixture with more compact ... station, airfield, wharfs lighting, general indoor lighting, roadlightingHigh Pressure Sodium Lamp with Internal Ignitor: TypeWattage(W)ColorTemperature( K) Lamp Voltage ...