Widely use for 3D Printer A4988 chipset, computer PC chipset, power IC, power electric device, LED light devices, Raspberry Pi, Banan Pi, Orange Pi, etc, reduce the risk of hardware failure due to overheating. These pure aluminum heat sinks include adhesive thermal tape for efficient thermal transfer to the heat sink providing additional cooling to the IC. Also, it is easy to remove with a razor blade, so you can remove the heatsink without damaging the chips. Size is 8.8 mm x 8.8 mm x 5mm, Please check the specification table and make sure that the size of the heatsink fits that of your component.