Recently every LED light manufacturer is focusing on industrial lighting, especially the most important product line of LED Flood Lights s , therefore upgrading traditional LED Lights into modular LED lights has now become the essential part. Since the reliability and lifetime of LED chips has continuously improved with the development of technology, the LED products have reached the lifetime of more than 50,000 hours, thus the installation and maintenance of products obviously become more important than ever. Manufacturers have simultaneously taken upgrading modular LED products as the same direction and unified their module and power supply, which facilitates the maintenance comparing with that of traditional products. Now customers no longer need to send the whole LED light for repairing, since installation or maintenance personnel can easily find the problems for modular light using installation accessories bag bought for components inspection and replacement. Problem module lights can easily be inspected or plugged, which makes it easier to handle and more cost-saving.