48V 20Ah (13S 4P) 20Ah 50A(BMS) LG 4800mah 0-2000W XT60 14.37 5.1 9 3.54in. 52V 20Ah (14S 4P). 20Ah 40A(BMS) LG 4800mah 0-1500W XT60 14.37 5.1 9 3.54in. (Suitable for do-it-yourself retrofitting to enhance the mode of the bike).
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