Pi M3 Acrylic Case Transparent Clear Cover Shell Enclosure Box for BPI M3 R3. Entire casing consists of 6 (3mm thick) transparent acrylic plates, each with different wiring openings and buckles. - Weight of the outer casing is relatively light. - Side panel wiring port can be ventilated to the left and right, the cover has a vent, which can be opened upwards, and the heat dissipation performance is good.Each board has a double-sided protective film, which can be removed after being torn off.. Condition:: New: A brand-new, unused, unopened, undamaged item in its original packaging (where packaging is applicable). Packaging should be the same as what is found in a retail store, unless the item was packaged by the manufacturer in non-retail packaging, such as an unprinted box or plastic bag. See the seller's listing for full details. See all condition definitions : Brand: : Unbranded , Color: : White: MPN: : Does Not Apply , Material: : others: Country/Region of Manufacture: : China , Designer/Brand: : Unbranded: Size: : 80x60mm , Quantity: : 1: UPC: : Does not apply , ISBN: : Does not apply: EAN: : Does not apply , 。