We will ship within 24 hours of payment. This is a used item, but we have inspected it before listing. (Returns and refunds are available for initial defects.) If you are looking for a replacement due to a malfunction or loss, please consider this item. ■Product Earfun Air Pro 4 Charging Case Only ■Operation Check The following operations have been confirmed to be working properly: ・Charging the earphones with the charging case ・Charging the charging case itself (USB TYPE C cable) ・Pairing starts when the earphones are taken out of the charging case ・Pairing is disconnected when the earphones are stored and the charging case is closed ■Condition This is a used item, so there may be some signs of use and scratches, but there are no noticeable scratches and the condition is relatively good. Please check the condition in the photos as well, as there may be individual differences. ■Shipping We will ship within 24 hours of payment. After disinfecting with alcohol, we will wrap the item in bubble wrap and a plastic bag to prevent damage and water damage before shipping. ■Returns and Refunds If there is an initial defect in the confirmed operation, we will accept returns and refunds, so please contact us without evaluating the item. Please note that the buyer is responsible for the return shipping costs. ■Used Goods Dealer License Used Goods Dealer Permit Chiba Prefectural Public Safety Commission No. 441120001436