lithium replacement battery for wenbox u2 pro

{"cid":"91224775","title":"Custom 60V LiFePO4 Battery for Wenbox U2 Pro | OEM Replacement Pack","imgUrl":"https:\/\/img.chinax.com\/nimg\/c8\/65\/4cf1bd1111ce6799c268086acea6-200x200-1.jpg","attrs":{"Price":"Real-time quote","Brand Name":"ARS","Model Number":"LiFePO4","Minimum Order Quantity":"10 sets","Delivery Time":"7-20 Work Days","Anode Material":"NCM","Battery cells":"Aluminum shell polymer lithium battery","Packaging Detail":"Standard carton packaging","Packaging Details":"carton packaging\/Negotiable","Place of origin":"Foshan, China","Payment Terms":"T\/T,Western Union","Application":"Electric Bicycles,Electric Bike,E-Bike,Ect...","Charging port":"Negotiable","Type":"LiFePO4","Place of Origin":"Guangdong, China","Rated Capacity":"20Ah 30Ah 40Ah 50Ah 60Ah 70Ah 80Ah 100Ah 110Ah 120Ah ,Ect...","OEM\/ODM":"Acceptable","Supply Ability":"10000 sets of batteries can be produced within 30 days","Cycle life":"6000 Times","Operating Temperature(\u2103)":"-20~65\u2103","Certification":"CE\/MSDS\/UN38.3","Nominal Voltage (V)":"48V 60V 72V,Ect..."}}

{"cid":"91225820","title":"Wenbox U2 Pro 60V 40Ah LiFePO4 Replacement Battery","imgUrl":"https:\/\/img.chinax.com\/nimg\/7b\/4e\/97b600ef88db9a847a1b5923333c-200x200-1.jpg","attrs":{"Price":"Real-time quote","Brand Name":"ARS","Model Number":"Wenbox U2 Pro 60V 40Ah battery","Minimum Order Quantity":"10 sets","Delivery Time":"7-20 Work Days","Cathode chemistry":"LiFePO4","Battery cells":"LiFePO4 cells; model per approved specification","Packaging Detail":"Standard carton packaging","Type":"LiFePO4","Packaging Details":"carton packaging\/Negotiable","Place of origin":"Foshan, China","Payment Terms":"T\/T,Western Union","Application":"Wenbox U2 Pro (fit verification required)","Charging port":"Negotiable","Supply Ability":"10000 sets of batteries can be produced within 30 days","Cycle life":"Per approved pack specification","Operating Temperature(\u2103)":"Per approved cell, BMS and charger specification","Certification":"CE\/MSDS\/UN38.3","Nominal Voltage (V)":"60V class (verify exact pack)","OEM\/ODM":"Acceptable","Place of Origin":"Guangdong, China","Rated Capacity":"40Ah"}}