30*40MM 20w/30w/40w/50w/60w/70w cob led light high brightness led chip cob

30*40MM 20w/30w/40w/50w/60w/70w cob led light high brightness led chip cob

1. AC-COB is no drive, Can light up directly with the voltage of 110V or 220V, CE approved.

2. Linear drive,Intensity of light can be adjusted.

3.  No electrolytic capacitor, Real long service life time.

4. Can bear 4000V high voltage,600V surge voltage.

5. No elector magnetism interference, high power factor.

6.  Ceramic substrade,High efficiency and low thermal resistance.

7. Simple structure and easy to install,Save labor costs.

Advantage

1. Green: green lamp without Pb and Hg.

2.  Using Hi-quality, Hi-brightness LED as lighting source, free from glare and flicker, and has average luminous surface.

3.  Energy saving--- The brightness of 5W LED tube light is equal to 40W conventional Tungsten lamp.  It could save 62% energy.

4.  Long-lifespan,easy to install--- lifespan is on average over 50000 hours, 10 times longer than traditional lamps. connecting directly on 110V/220V Voltage. 

5. AC-COB using good ceramic substrade,High efficiency and low thermal resistance to speed up heat diffusion.

6. No noise and flicker during working time,switching frequency does not affect the light source life.

Workshop photos

1. What will be the best price terms?

We can accept FOB, EXW, CIF normally and other terms according to customers special requirement.

2. How to shipping?

(1) Normally , it will be shipped out by DHL UPS FEDEX express or other air mail post etc for the weight is not too heave and size is small . 

(2) It will be shipping out by sea once the weight and size is huge enough.

(3) The shipping way from our clients' advise.

3. What will be the delivery time?

We have large quantities in stock for normal color and for size, and for special color and size, it needs 3-5 days to customize.100k units is available for most of our models in normal color and size.

4. Will there be any voucher for this business or trade?

Yes, we will make a commercial invoice for clients’ confirm the order when we get the PO from clients.

5. Could you please send me the samples for confirm the quality?

Of course, We can provide some samples for our clients confirm the quality .

It is just afforded the shipping charge by the clients.

6.How to place an order?

Contact our sales representatives by trademanager, making call or inquiry,we will answer you with your requested soon.then we sent you PI for your approval and payment.

Contact

Cecilia Li

TM: cn1000874860

Phone Number: 86(755)-29378301

Website:  http://ledgdh.en.china.cn