• Operation confirmed. • Terminal cleaning completed. • The front panel is discolored. There were no malfunctions, but depending on your device's environment, it may not operate correctly, so please take this into consideration. This is a home-stored item, so we ask for your understanding. Please refrain from price negotiations. We may use recycled materials for packaging. In the unlikely event that there is a problem with the purchased item, please contact us before leaving a review. We will respond accordingly.