Specification Brand : Hilitand BulletPoint1 : Suitable for Raspberry Pi 1 /2 /3 generation, set top box, LED, player, router, security, CPU, north and south bridge chip, IC radiator, medical equipment, MOS module, triode, power supply, tube, PCB power Board, memory, electrical appliances, electronic components, etc. BulletPoint2 : The product is made of a large number of aluminum materials with good thermal conductivity. BulletPoint3 : Can reduce the risk of hardware failure due to overheating. BulletPoint4 : U-shaped grooved tooth design for maximum surface area in with cooling air. BulletPoint5 : Made of high quantity aluminum material with good thermal conductivity. ExternallyAssignedProductIdentifier1 : 0646040680699 ExternallyAssignedProductIdentifier2 : 0723740539264 ExternallyAssignedProductIdentifier3 : 723740539264 ExternallyAssignedProductIdentifier4 : 646040680699 ItemName : Hilitand Heat Cooling Fin, Aluminum U Type Heat Sink, TO-3P Dense Tooth Heat Cooler Fin Cooling Radiator 100 x 40 x 40mm, Desktop Computer Heatsinks ItemPackageDimensions_Height : 4 centimeters ItemPackageDimensions_Length : 10 centimeters ItemPackageDimensions_Width : 4 centimeters ItemPackageQuantity : 4 ItemTypeKeyword : computer-heatsinks Manufacturer : Hilitand Material : Aluminum ModelNumber : Hilitandw2az9b5u7c MountingType : Panel Mount NumberOfItems : 1 PartNumber : Hilitandw2az9b5u7c ProductDescription : Specification: Condition: 100% Brand New Item Type: Heat Sink Model: P100x40x40 Heat Sink Size: Approx. 100 x 40 x 40mm / 3.9 x 1.6 x 1.6in Heat Sink Color: Silver Material: 6063-T5 Extruded High Quality Aluminum