This acrylic case, consisting of 9 layers, provides for optimal temperature by the integrated fan. Ideal if the Raspberry Pi is to be used continuously. - consists of 9 acrylic layers stacked on top of each other - stable construction by screwing the layers together - the layers offer the Raspberry Pi a perfect protection, but without covering the connections - Dimensions (LxWxH): 98 x 70 x 33 mm Scope of delivery - 9 Acrylic layer - screw set - 30 mm fan 5 V, with 2-pin Dupont connector reference - suitable for Raspberry Pi 4 B - Delivery without Raspberry Pi and heat sink