Hitech high reflectivity and high power 5730 LED square mirror COB aluminum pcb with driver integrated surface light source, design the light-emitting area and shape size of the light source according to the product shape and structure. Stable electrical properties, scientific and reasonable circuit, optical and heat dissipation design, improve lighting quality, high color rendering, uniform light emission, no spot, healthy and environmentally friendly. <br> <br>Product type: COB Aluminum PCB <br>Material: Aluminum plate +high thermal insulation material <br>Layer/Thickness: 1L/1.6 mm <br>Outer Copper:/ 1.5 OZ <br>Surface treatment: HASL LF <br>Min Line Width: ≥ 0.3mm <br>Min Line Space: ≥0.25mm <br>Min Hole: ≥3 mm <br>Solder Mask: White X 1 side <br>Technical featuer: special materials <br>Application: Lamps and lanterns <br> <br>LED COB Aluminum PCB features a square mirror design with integrated driver surface light sources for maximum power and energy output without producing excess heat or damaging other components.