Although new and unused, this item has been opened for listing. A field fan that can be used with both AC power and battery. This product runs on an AC adapter. It can also be operated with a separately sold battery. The AC adapter storage box is slightly damaged. Please check photo 15. Shipping will be done with bubble wrap and recycled cardboard. - Brand: snow peak - Model Name: Field Fan - Model Number: MKT-102 - Battery Life: Approximately 9 hours 40 minutes (high) - AC Power Usage: Approximately 5 hours 20 minutes (high) Thank you for viewing.