Feature: 1. STURDY ALUMINUM ALLOY: Using good quality materials, the quality is guaranteed. The aluminum alloy shell is sturdy and durable, and the heat conduction is fast 2. REALIZE OVERALL HEAT DISSIPATION: The upper cover of the casing is designed with thermally conductive pillars, and the overall heat dissipation is realized through thermally conductive adhesive and chip bonding 3. SMALL AND COMPACT: Micro computer enclosure come with small size, beautiful appearance, compact and portable to use 4. SMOOTH WITH UNIQUE COLOR: The bottom of the shell is made of aluminum, which is smooth without burrs, blue color is unique 5. APPLICABLE MODELS: Micro computer passive cooling case is suitable for Raspberry Pi Zero 2W, for Raspberry Pi Zero Specification: Item Type: Micro Computer Enclosure Material: Aluminum alloy Color: Blue Applicable Models: For Raspberry Pi Zero 2W, for Raspberry Pi Zero. Package List: 2 x Shell1 x Pin Header2 x Sticker4 x Screw4 x Nut4 x Plastic Ring Note: Product does not include for Raspberry Pi zero 2 W or for Raspberry Pi Zero.