rear wheel ebike conversion kit with battery

{"cid":"91148100","title":"500W Ebike Conversion Kit , Rear Wheel Electric Bike Conversion Kit","imgUrl":"https:\/\/img.ismap.com\/nimg\/c2\/ee\/3f74a88144f68757256955189a10-200x200-1.jpg","attrs":{"Price":"USD","Brand Name":"DREAM WHEEL","Model Number":"EBSCK825","Minimum Order Quantity":"10pcs","Delivery Time":"20 days","Certification":"CE","Place of Origin":"CHINA","Payment Terms":"T\/T, L\/C, Western Union","Supply Ability":"4500PCS per month","Packaging Details":"Carton+foam","Wheel":"26\"","Motor power":"36V 500w high speed motor","Speed":"25-38km\/h","Battery recycle":"800 times","Battery":"36V 10.4Ah lithium battery","Panel":"LED style"}}

{"cid":"91202006","title":"DIY Conversion Kits Ebicycle Spare Parts 350W 48V Rear Wheel Hub Motor","imgUrl":"https:\/\/img.ismap.com\/nimg\/40\/42\/872559230376cde6c2d1cfd1c5dd-200x200-1.jpg","attrs":{"Price":"9usd\/pc","Brand Name":"Topshine(Support OEM\/ODM)","Minimum Order Quantity":"1piece","Delivery Time":"1-8 work days","Certification":"CE,RoHS","Place of Origin":"China","Payment Terms":"T\/T, Western Union, MoneyGram,paypal","Supply Ability":"100000pcs\/month","Voltage":"36V, 48V","Wheel Size":"20\", 24\", 26\",27.5\", 29\"","Brake type":"Disc Brake Optional","PAS":"8 or 12 magnets","Waterproof Grade":"IP54","Power Supply":"Lithium Battery","Display":"GPS speedometer"}}