This product cannot be delivered outside of the European Union. The previous version, the BC05R, was a great product in itself, but some hard core riders found its battery runtime a bit on the short side. Version 2.0 fixes this problem. The seatpost mount fits 20 to 35 mm seatposts. - Max setting with continuous light 15 lumen, runtime 4.5 hours - Min setting with continuous light 5 lumen, runtime 16 hours - Integrated 400 mAh LiPo battery - ANSI/NEMA FL-1, ROHS and CE certified - Fast charging via USB-C port: 1.5 hours from empty to full - 2 year guarantee - What's in the box: light, usb cable, seatpost mount, clip mount and user manual