(Batteries combinations:13-S,6-P for 48v 13ah and 48v 15ah ,10-S,6P for 36v 15ah. Battery Type:Lithium-ion. Battery N.W/G.W:3.50KG/3.70KG. Battery Size(mm) :≤L365 W110 H90. Battery Color:Black. Cell quality:2500mAh.
eBay