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4u Tube Esl Light 55w High Power E27 B22 2700k 6400k Cfl Ce Rohs pictures & photos

4u Tube Esl Light 55w High Power E27 B22 2700k 6400k Cfl Ce Rohs

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Min. Order / Reference FOB Price
3000 Piece	US $1.50/ Piece

Local Area:	Wuhan, Hubei, China
R&D Capacity:	OEM, ODM, Other
Payment Terms:	LC, T/T, D/P, Paypal, Western Union

Brand:	Derun
Principle:	CFL
Shape:	U, 4U
Voltage:	110-130V, 220-240V

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Product Description

Customer Question & Answer

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Middle Ring is useful to decrease the temperature of ballast,and make the lamp life longer.
The color of plastic middle ring is custermized.
Tri-phosphor powder inside the tubes supply 60lm/watt,but halogen powder has just
30lm/watt.Higher lumen per watt,more energy saver.
DERUN's energy saving lamps have passed strict quality test that the life time can reach
8000 hours and the efficacy have more than 60lm/w.
Switching Test Aging-life Tester
Optical and Electrical Test 4U 55W T5 E27/B22Rated Voltage110-130V,220-240VPower Factor>0.50/ 0.92Color Temperature6400K/4200K/2700KLuminaire Output2700LMEfficacy60lm/wColor Rendering IndexRa>80Rated Life time8000 hrsTube Diameter14mmWarranty1 year
Q:Can I get some samples?
A:Yes,we are honored to offer you samples.
Q:What is your warranty?
A:We offer 1 year warranty.
Q:Can we design packaging and add our logo on products?
A:Yes,please inform us formally before our production and confirm the design firstlybased
on oursample.
Q:How do you ship the goods and how long does it take to arrive?
A:For the sample,we usually ship by DHL,UPS,FedEx or TNT;for mass product,weusually
ship bysea.Thearrive day depends on the distance and the efficiency of thecourier.