This item is a junk product. * The product details are unknown as it was received from an acquaintance. * It is not currently working due to a dead battery. * According to the acquaintance, the time gradually drifted after inserting a battery and using it normally. * As this product is difficult to use normally, we recommend using it as an antique for display or for parts. * Please check the photos carefully for the condition. Please purchase with your understanding.