... 3000H-8000H etc.. 3.Customer required energy saving bulb 4.B22/E27 Energy saving bulb1.Type:2U, White light.2.Life ... time:3000H-8000H etc..3.Customer required energy saving bulb4. ... : 9mm, 12mm, etc..6.The Watt of energy saving bulb: 6w,8w,10w,12w,14w,16w,18, ... & Brand as per customers' design8.The energy saving bulb can be as cheaper as you want.