1. CE cert, ROSH cert 2. pure aluminum material 3. save electricity 60%~80% 4. working life ... is made of pure aluminum material and machined with the modern CNC technology, it uses standard ceiling clamp spring, and its ... range is 0.5W-300W of power line, patch, PCB, aluminum plate, bracket type, and so white, purple, blue, green, ... is chose firstly by our customers. High power LED Ceiling light (3*1W)