45 km h electric city mountain bicycle

{"cid":"91220679","title":"45 Km\/h Gears Popular Style Battery Powerful Fast Folding Electric City Mountain Bicycle","imgUrl":"https:\/\/img.chinax.com\/nimg\/a5\/09\/a0a59f69c23f4bff853d883ec4f8-200x200-1.jpg","attrs":{"Price":"$559.00\/pieces 50-99 pieces","Brand Name":"Bestriding","Model Number":"BT20","Minimum Order Quantity":"100","Delivery Time":"30days","Place of Origin":"China","Gears":"45 km\/h","Range per Power":"\/","Frame Material":"Aluminum Alloy","Wheel Size":"CST 20*4.0","Max Speed":">50km\/h","Voltage":"48V(54V)","Power Supply":"Lithium Battery","Braking System":"Disc Brake","Torque":"90-100 Nm","Charging Time":">3 hours","Motor position":"Central Motor","Battery Position":"Integrated Battery","Battery Capacity":"10AH 21700 50E","Product name":"EU warehouse Portable Electric Bike","Material":"Aluminum Alloy","Style":"Popular, Standard","Feature":"Exercise Balance","Custom logo pattern":"Accept","Motor":"Brushless","Logo":"OEM ODM","Max speed":"45 km\/h","Battery Voltage":"48V(54V)","Gradeability":"30\u00b0","Packaging Details":"bag\/carton","Certification":"ISO","Payment Terms":"T\/T L\/C","Supply Ability":"10000UNITS\/MONTH"}}