Sodium Lamps: High Luminous efficiency, long life; All lamps are fully CE, ROHS complaint; Hard glass bulb; Type: T-SodiumBase: E27/E40Voltage: 110-130/220-240VWatt: 50W/80W/100W/125W/175W/250W/400WDiameter Of Lamp: 38x156, 38x180, 48x211, 48x257mmDescription Color: clearColor Temperature: 2300KColor Rendering Index: =100RaLife: 16000H