... time:5-10days 3.Certification :CE,Rohs,FCC,UL Rear Carrier Electric Bicycle Battery Pack 36v 10Ah Basic performance ModelCP-R3610Battery ... . Battery can fit for foldable bike, electric sport bike, electronic scooter and electric wheelchair.Battery Quality 1.Certifications : CE,UL,FCC ... arrange air-express and ocean shipping per your require. Rear Carrier Electric Bicycle Battery Pack 36v 10Ah