1 piece 240x 76x 22.5MM Grille Shape 5 x 3W LED HeatsinkAluminum Heat Sink Radiator for IC Electronic Chipset heat dissipation Color: Silver Compatibility: Motherboard Chipsets Features: It is designed for LED lighting lamps and lanterns, LED the cylinder light, such as heat dissipation design and production test. Grille type LED heat sink,Aluminum extrusion heatsink Fit for 5pcs x 3W / 15~16pcs x 1W LEDs module( emitter),total up to 15 Watt complete the heat around 5pcs 3w high power LED or the 16pcs 1w high power LED heat Better cooling for LED light if adding a fan , and will cool more leds; Specification Product Name : Heatsink;Material : Aluminium Color : Silver Tone Size (L x W x H): Approx. 9.4 x 3.0 x 0.89 inch / 240x 76x 22.5mm Package Content : 1 x Heatsink Dimensions: 240x 76x 22.5mm