On 2014 HK lighting fair, one buyer asked me a question: now, SMD LED flood lights are popular in the market and what is difference between COB LED flood lights and SMD LED flood lights?I think this puzzle is also common in other clients who's importing LED floodlights from China mainland. Let’s have a look about the differences:1) LED chip sealing ways are different: COB(Chip On Board) LED flood lights chip is composed by many small size LED chips firstly and totally is sealed together with glue. Normally there are two shapes: one is round and the other is square: VSFinished COB LED flood lights will be like below: VS SMD(surface Mounted Devices) LED flood lights is composed by many independent LED chips and they will be in several lines not concentrated finally by glue. Only one shape: square The finished SMD LED flood lights is as below: The entry was posted in Sunflowerlite and tagged LED floodlights /SMD LED flood lights /COB LED flood lights on 16 Nov,2014 by Sunflower. How to use lamp professionally? How to Choose Supplier for Solar LED Street Lights?? Solar LED Street Lighting’s disadvantage?