... 28leds,aluminum base PCB 3.with good thermal conductivity led pcb 4.Size:132X75mm, thickness 2.0mm Packaging ... mm)/:132x75mmThickness (mm)2mmBase MaterialAluminum AlloyCopper Thickness:1ozWidely Application:LED lighting, street lighting, lawn lamp, fluorescent lamp, ... 4days, 1-5 m² lead time:5days, 5-10m² lead time:6days,10-20m² lead time: 6days, ... . 28W SINGLE SIDE ALUMINUM PCB FOR LED STREET LIGHT