Question: How to pack led high bay light to greatly save cost?Answer: Because the size of reflector and lamp body is different, meanwhile, the reflector can be packaged in stack, it will save much more space and cost by separated packaging them. In addition, lamps are very easy deformed due to extrusion during transpor..

Question: Which appearance color is the best for led high bay light?Answer:1) In generally, the ceiling of industrial building is white or black (gray), so it would be better to use white or black appearance lamp to match.2) Black products will absorb heat more quickly when outside temperature is higher than products, ..

Question: What certificates your products have?Answer: All SUNPER led high bay have passed CE-EMC, CE-LVD, FCC, RoHS certificates, and SUNPER 100w-250w led high bay have passed UL DLC certificates. Please contact us for more certificates information.

Question: Can I have a sample order?Answer: Yes, all customers can get led high bay sample to test and check quality. Mixed samples are acceptable.

Question: How to pay the shipping cost?Answer: 1. Before deposit payment, we would figure out G.W or Volume Weight, and then figure out the cost, the cost will be included in general ledger.2. You can get an account from UPS DHL FEDEX and TNT, we offer products weight and only products cost will be charged. You pay the..

Question: What is CRI.Answer: CRI is a figure which feedback the real objects colors. Higher CRI with higher cost. For LED high bay lights, the CRI is mostly 70-75Ra, and 80Ra with higher cost, But some suppliers always show a high CRI data above 80Ra to attract clients.