TERUMO C863 thermometer, made by TERUMO, with a green button for easy use. - Brand: TERUMO - Model: C863 - Power: DC1.5V - Button: Green button Operation confirmed Thank you for viewing. Stored in a dark place. Please understand that this is a long-term storage item. Due to the item's retro nature, please understand that there may be age-related deterioration, damage, dirt on the box, stains, etc., before purchasing. We cannot offer exchanges after purchase due to the retro nature of the item and the unavailability of replacements. Please refrain from excessive price negotiations.