Brand new, unused. Will be packaged with one layer of bubble wrap and protection against water damage. Diameter is approximately 7.3 cm. ⚠️Please check my profile before purchasing. ⚠️Please refrain from purchasing if you are concerned about items stored by a private individual or initial defects. Returns, exchanges, and complaints are not accepted after purchase, so please consider carefully before purchasing. Instant purchase OK ⭕️ #BoukyakuBattery #YamadaTaro