50km h 20 inch electric folding bike 500 watt

{"cid":"91221441","title":"Dark Grey Blue 20 Inch Aluminum Alloy Frame 50km\/H Speed 48V Battery Light Folding Ebike","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/2f\/81\/bc1c3a275e5221f87a898f63d76a-200x200-1.jpg","attrs":{"Price":"Negotiation","Brand Name":"NC","Model Number":"NC-CAMPAOT-HUB","Minimum Order Quantity":"10pcs","Place of Origin":"China","Payment Terms":"T\/T","Packaging Details":"1680mm*600mm*1180mm","Frame":"20 inch Aluminum Alloy","Tires":"Kenda 20*2.125\/20*2.3","Brake":"160mm G3 Disc Brake","Mileage":"PAS > 80km","Max Speed":"\u226450km\/h","Net Weight":"19kg","Motor":"250W \/ 350W \/ 500W","Battery":"Seat Post 48V 15Ah"}}

{"cid":"91221209","title":"2019 most beautiful 20 inch foldable ebike with disc brake down tube battery position","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/30\/56\/99b449c644206cc2a1f176a4abf8-200x200-1.jpg","attrs":{"Price":"$499.00\/pieces 1-19 pieces","Brand Name":"Thunder","Model Number":"TH-151 electric bicycle","Place of Origin":"Zhejiang, China","Gears":"Single Speed","Range per Power":"31 - 60 km","Frame Material":"Aluminum Alloy","Wheel Size":"20\"","Max Speed":"30-50Km\/h, 25 or 32km\/h optional","Voltage":"36V","Power Supply":"Lithium Battery","Braking System":"Disc Brake","Torque":"60-70 Nm","Charging Time":">3 hours","Motor position":"Rear Hub Motor","Battery Position":"Down Tube","Battery Capacity":"10.5 AH","Smart Type":"Sensor, Electronic, Digital","Product name":"Folding electric bike","Battery":"36V 10AH Lithium battery","Brake":"Front rear disk Brake","Color":"White,Orange","Display":"LCD","Motor Power":"36V 250W","Tire":"20\"X1.95","Frame":"Aluminium alloy","Distance per charge":"25-30KM"}}

{"cid":"91148789","title":"250W Collapsible Electric Bike Orange Small Commuter Electric Bike Folding","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/b7\/3a\/b674ef411776d11c0e1021486c3d-200x200-1.jpg","attrs":{"Price":"Negotiation","Brand Name":"AOWA","Model Number":"LD-A5","Minimum Order Quantity":"10 Pcs","Delivery Time":"25 days - 30 days","Certification":"CE,CCC","Place of Origin":"Dongguan, China","Payment Terms":"T\/T, L\/C","Supply Ability":"8000 Pcs per Month","Packaging Details":"Hard Carton with Foam Plastics","Motor":"250W Rear Motor","Battery":"36V","Brake":"Front Disc and Rear Roller","Foldable":"Yes, easy to fold"}}