If the delivered item has a defect, please send an email to our customer support team with a detailed error description and - if the defect is visible - a photo of the item.
Based on the description of the defect, we will come to a decision with you on how to proceed further. Please note that with such complaints you will keep to the legal warranty period of 24 months after receipt of the item(s). We kindly ask that you do not carry out any repairs yourself as this will nullify any right to claim a refund.