... 10,15,20Ah Certificate:CE FCC UL UN38.3 electric bicycle lithium battery 24V 36V 48VAdvantages1.Long cycle life,1500 cycles2.No pollution,eco ... ) Packing process Test equipment FactoryCertificates Other types24V 8-12AH 36V 8-20AH48V 10-40AH For further informations,please send me ... customize as your requirements,for other requirements,contact me please. electric bicycle lithium battery 24V 36V 48V 10Ah