Features: 100% brand new and high quality Aluminum alloy, silver plating, anodic oxidation surface treatment for better heat dissipation. Cool your M.2 2280 SSD to a safe temp to avoid overheating and throttling, improve your computer's performance. Diversion-type all-aluminum heat sink with built-in thermal conductive silicone pad, which conducts heat quickly and avoids overheating and slowing down the SSD. The surface has been treated with anode sand blasting to prevent corrosion and rust, and it is not easy to be soiled. Small size and light weight, easy to install and and easy to disabbemble. Special design, greatly increase the heat dissipation area ,better cooling effect (Varies depending on the environments) Package Includes: 1x Heat Sink 1x Manual 1x Package Box Specifications: Size: approx 7.3x2.44x0.96cm/2.87x0.96x0.38in Color: Red / Black Material: Aluminum alloy Cooling method: Drainage passive cooling Applicable type: M.2 interface 2280 specification solid state drive, only for single-sided chip particle hard drives note: Due to the problems of lighting effects and shooting angles, there will be certain tolerances in the product, please understand. Please allow 0-1cm error due to the manual measurment