I only need the new electric bicycle itself and don't need the rear child seat, so I'm selling the child seat separately. It's a brand new item that I purchased, so if you need it, please purchase it. Product: Panasonic bicycle child seat [rear] PRBC-001DX Manufacturer's suggested retail price: 24,200 yen Riding range Age: 1 year old (12 months) to under 6 years old (72 months) Weight: Under 22kg, Height: Under 115cm Condition: New, unused If you have any questions, please contact me.