Thank you for viewing. I purchased this about six months ago for my family, but it was only used once for a fitting. The outer box is not available, but it will be packaged in the inner case. I will include the instruction manual, which I downloaded from the manufacturer's website. Operation has been confirmed. It will be shipped via Yu-packet. Lightweight design, rechargeable behind-the-ear hearing aid, 4-level volume adjustment. - Model Name: Rakuchin Hearing SK-05 - Type: Behind-the-ear - Included items: Charger, instruction manual, ear tips - Charging method: Rechargeable - Features: Lightweight design, 4-level volume adjustment - Years on the market: 10 years of long sales