Thank you for viewing! ◾️ Condition Power on and operation confirmed. Button operations and screen display both work normally. There is a sense of use overall, with minor scratches and scuffs, but there are no cracks or other damage. The battery terminal is clean, and there are no signs of battery leakage. This is the initial model of the "Pocket Challenge" series, a learning device developed by Benesse for the Shinken Zemi educational materials.