Name of product: Projector High-pressure Sodium LampFeatures: High luminous efficiency, low electric consume volume, long service time, golden white light, strong fog penetration ability and do not need to assemble the spot light fixture.Application: The spot lighting of square centre, airport, port, bus station, advertisment bulletin and exhibition hallLight power(W): 400WPower voltage(V): 220VLight voltage(V): 135VWork current(A): 3.25ALumen(Lm): 14850 LmAverage life time(hr): 10000hName of product: Double Ended High-pressure Sodium LampApplication: The lighting of flood lamp, lawn lamp and advertisement bulletinBulb style: SJD50 SJD70 SJD100 SJD150 SJDD50 SJDD100Watt(W): 50 70 100 150 50 100Voltage(V): 220 220 220 220 220 220Lumen(Lm): 3400 5600 8000 11250 3400 8000