1.Wattage: 400W
2.Lamp life: 8000-10000h
3.Lumen: 36000lm
4.Base : E39/ E40
5.Colour rendering index= 65
6.Colour temperature: 4200k, 6000k

1.Wattage: 70W, 100W, 150W
2.Colour rendering index: 65
3.Lamp life: 10000h
4.Base type: R7S
5.Be fit for lighting the places of stadium, street and public square etc.

1.Wattage: 175W, 250W, 400W
2.Arc tube: Amercian style.
3.Colour rendering index= 65
4.Colour temperature: 4200K, 6000k
5.Lamp life: 10000h
6.Base type: E39( Mogul) or E40

1.Wattage: 250W, 400W
2.Arc tube: American or European shape are available
3.Colour rendering index= 65
4.Colour temperature: 4200k, 6000k
5.Be suitable for lighting the places of....