45 km h electric city mountain bicycle

{"cid":"91148789","title":"48v Bicicleta Electrica Para Adultos 250w Fat Tire E Bike Mountain Electric Bicycle 7 Speed Electric City Road Bike V8","imgUrl":"https:\/\/img.chinax.com\/nimg\/ea\/42\/45a0c448c82a109d129ba53c01f1-200x200-1.jpg","attrs":{"Price":"\u20ac345.20-420.95","Brand Name":"yeestep","Model Number":"R002","Minimum Order Quantity":"1","Place of Origin":"Guangdong, China","Gears":"7 Speed","Range per Power":"60km and above","Frame Material":"Steel","Wheel Size":"20\"","Max Speed":"25Km\/h","Voltage":"48 V","Power Supply":"Lithium Battery","Braking System":"Hydraulic Disc Brake","Torque":"80-90 Nm","Charging Time":"3-5H","Motor position":"Rear Hub Motor","Battery Position":"Down Tube","Packaging":"276","Battery Capacity":"15AH, 15AH","Smart Type":"Bluetooth, Digital, LONG RANGE, High Speed, Off-Road, Electronic","Application":"Transportation, Adults","Special Feature":"Digital Display","Driven Type":"Electric, pedal-assist","motor":"Brushless","Type":"Folding, Road Bike, Mountain Bike, City bike, EBIKE","Brake":"Hydraulic Disc Brake, mechanical disc brake","Motor Power":"250w","Suspension Type":"Front","Battery Type":"Lithium Ion","Power Source":"Lithium Battery","Display Type":"LCD Display","Bicycle Gear Shifter Type":"Thumb","Wheel":"20\"x4.0"}}