ALL LIGHTS IN DERUN LIGHTING
Tri-phosphor inside the tubes supply 60lm/watt,but halogen powder has just
30lm/watt.Higher lumen per watt,more energy saver.Testing
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 TestApplicationSpecifications
Half Spiral 25W T3 E27/B22Rated Voltage 110-130V,220-240VPower Factor>0.5Color Temperature6400K/4200K/2700KLuminaire Output1500LMEfficacy60lm/wColor Rendering IndexRa>80Rated Life time8000 hoursTube Diameter9mmWarranty1 yearCertificationsFAQ
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 firstly based
on our sample.
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,we usually
ship by sea.The arrive day depends on the distance and the efficiency of the courier.