EleDuino Raspberry Pi 3 B+ Aluminum Case Enclosure with Dual Active Cooling Fan Black (Aluminum Case) CNC Aluminum Case ,Customize For Raspberry Pi 3 B Plus ,3B /Raspberry Pi 2/ Raspberry Pi B+,Tinker Board S Intelligent Temperature Control:When The Temperature More Than 104(40),the Fan Will Automatic Start,energy Saving And Extend The Main Board Life Access To All Consumer Ports And GSI, Camera And Gpio Connectors Solid And Slim ,surface Anodic Oxidation Process. Durable, Good Heat Dissipation Bottom Non-slip Design,Better Protection Against Falling Risk