Features: Made of unique 9 layer acrylic designed for Raspberry Pi 4 Model B (Pi Board NOT Included). The acrylic Pi 4B for case won'for t block Pi's Wifi or Bluetooth-compatible signal.(Note: This for case is not suitable for raspberry pi 3) keep Raspberry Pi 4 B cooling, the quiet cooling fan and 4 pcs heatsinks are good for heat dissipation of raspberry pi board. It is onvenient to turn on / off your pi with stable 3A USB-C power supply for raspberry pi 4 with a handy on/off switch. It is easy to access to all ports, brand new and high quality,good looking Specifications: Name: Acrylic for Case for Raspberry Pi 4 Model B with Cooling Fan Weight: 200g/0.44lb Material:Acrylic Silicone Color: As Pictures Power Supply: EU Plug/ Us Plug Size:Approx 12.5X9.5X7.5cm/4.72X3.74X2.95in Note: Due to the problems of lighting effects and shooting angles, there will be certain tolerances in the product, please understand. Please allow 0-2mm error due to manual measurment. Package includes: 1 x Acrylic for Case for Raspberry Pi 4 Model B 1 x 5V / 3A USB-C Power Supply 1 x Quiet Cooling Fan 4 x Heatsinks 1 x Screwdriver 1 x Installation Manual