ITEM NAME:Aluminum Thermal Heat Sink 80mm x 80mm x 7mm for LED Power IC Transistor E2H6 Aluminum Thermal Heat Sink 80mm x 80mm x 7mm for LED Power IC Transistor E2H6 Product Name: Heat Sink Material: Aluminum Color: Silver Dimension: 80mm x 80mm x 7mm / 3.2 inch x 3.2 inch x 0.28 inch (L High Width) Net Weight: 76g Package Content: 1 x Heat Sink Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm..Material: Aluminum.