Trading Card Scanner Bin from the brand KOBKOD. It is a clever, simple accessory designed to turn your smartphone into a high-quality document scanner. It works by: Alignment: Consistently positioning your phone over the document. Stabilization: Holding the document flat and providing a steady platform for your camera. Lighting Control: Helping to manage shadows and glare for a clearer scan. These bins are often used for batch scanning large sets of cards quickly or single cards. High quality made from real wood. A31