Good heat dissipation long lifespan ETL and DLC listed 4ft model Linear hi bay light

Dear Sir:

        This is Crystal  from OGJG lighting, thanks for your interests in our products. We specialize in T5/T8 fluorescent lighting and LED batten lighting fixture. We abtained the certificates as below: ETL, DLC, UL, TUV-CE, TUV-CB, TUV-EMC, SGS-SAA, SGS-CE, SGS-CB, ROHS, etc. We will provide the professional products with superior quality and the resonable prices. Any further information, please kindly contact us, we will try our effort to serve for you. Thank you! 

1. Can I order the samples?

Yes, after I comfirming the detail with you,  your samples can be ready within 4 days.

2. How do you ship the goods and how long does it take to arrive?

We usually ship by DHL, Fedex, TNT. It often takes 3~5 work days to arrive.

3. How to proceed order if I have logo to printed?

First, artwork to visual comfirm. and next is sample picture or sending sample to you.

4. Do you offer wuarantee for the products?

Yes, we offer 5 years warranty for the products.