Feature:1. Suitable for routers, CPUs, IC radiators, PCBs, amplifiers, power supplies, transistors, tubes, power boards, electronic components.2. Using highquality materials, antirust and anticorrosion, strong and durable, has a long service life.3. The product is processed into slotted fine teeth to enhance heat dissipation.4. With small size, easy to carry and store, convenient to use and with good performance.5. Great workmanship and strict quality control and assurance, high safety factor, can be used with peace of mind.Specification:Item Type: Heat Sink Product Material: AluminumProduct Specifications: Approx. 100 x 80 x 7mm / 3.9 x 3.1 x 0.3inProduct Color: WhiteProduct Function: Heat dissipation.Package List:5 x Heat Sink