4U energy saving lamp 1.Shape:4U 2.Life time:3000H,6000H,8000Hours 3.Customer required energy saving bulb 4.B22/E27/E14 4U Energy saving Lamp 1.Type:2U,3U,4U,5U,SPIRAL,Lotus shape2.Life times:3000H-6000H-8000H-10,000Hours 3.Customer required energy saving bulb available4.Lampholder:B22/E27/PIN 5.Pipe Diameter: 9mm, 12mm, 14mm,17mm.6.Color temperature: 2700k-6400K7.Voltage :220V or 110V8.The Watt ...