ITEM NAME:Stackable Case with Cooler Fan, Two-Layer Transparent Acrylic Case Enclosure Box Description: Raspberry Pi 2 Layers Acrylic Case Transparent Box Enclosure Cover Shell + CPU Cooling Fan for Raspberry Pi. High quality transparent acrylic material, very durable. Compatible with current Raspberry Pi, including 3/2 Model B & B+. Powerful Raspberry Pi cooling fan, great heat dissipation performance, overheat is not a problem any more. Stackable case, several of this case can be added together to assemble multi-layer boards you want. Specification: Size: 98x72mm / 3.86x2.83inch Material: Acrylic Package Includes: 2 Pieces Fans 1 Piece Fan Cover 3 Pieces Acrylic Boards 1 Pack Screws SKU: FUZ0024723563021911.Stackable case, several of this case can be added together to assemble multi-layer boards you want. Raspberry Pi 2 Layers Acrylic Case Transparent Box Enclosure Cover Shell + CPU Cooling Fan for Raspberry Pi.