2Pcs 40mm Heatsink 80x40x11mm/ 3.15 x 1.57 x 0.44 inche Aluminum Heat Sink Radiator Cooler with Thermal Conductive Adhesive Tape/Pad Cooling Fin for Cooler Electronics CPU Led, Black

1. Packing: 2psc black anodized aluminum radiators heat sinks, made of high-quality black anodized aluminum for long-lasting performance and corrosion resistance 2. Pre-coated thermal tape backing, for easy installation and optimal heat transfer 3. Dimensions: 3.15 x 1.57 x 0.44 inches / 80 x 40 x 11mm (LxWxH) 4. Weight: 1.26oz/36g each 5. Effective Passive Cooling: For water cooling modules, also for cooling CPUs, LEDs, and various electronics, such as for passive cooling of router, HF Radio Transceiver, pi, FPV transmitters, M2 NVMe enclosure, SD external drive, battery cjharger, 3D printers, etc