led troffer light office LED panel light motion sensor optional

 DL

1) Is there a replaceable bulb in the fixture?
   There are no bulbs or replaceable lamps in these fixtures.

   They have an LED array and a driver.

   Expected lifespan should be over 50K hours.

2) Will these fixture fit into 2 by 4 drop ceiling frame?
   Yes.

3) How to install it?
   Pls refer to the installation guide in our detail page.

4) How long is the warranty?
   5 years. 

5) May I have a sample order for it ?
   Yes, we can do that. Mixed samples are also acceptable.

6) How about the lead time?
   Sample needs 3-5 days, mass production time needs 2-4 weeks.

7) Do you have any MOQ order? 
   Low MOQ, 1pc for sample checking is available.

8) How do you ship the goods and how long does it take to arrive?

   You may select by air or by sea. It usually takes 5-7 days to arrive by air.

   If by sea, 20-40 days, depends on the location of US.

9) Is it OK to print my logo on the product?

   Yes. Please inform us formally before our production and we will advise

   you how to proceed.