Although this item is new and unused, there appears to be a discoloration, possibly a stain, on the upper left of the package (see photo 3). Would anyone be interested in purchasing, understanding this condition? If you wish, I can also include the purchase certificate, dated December 23, 2025. This is a pink CHIIKAWA design underarm thermometer, model TO-206. - Brand: dretac - Product Name: CHIIKAWA Thermometer - Model Number: TO-206 - Color: Pink - Application: Underarm use