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