gree power 3 wheel electric bicycle, lithium-ion or SAL battery ,Front/rear basket -cargo Swing motion system 36V 250W ... rear 16" RimAl alloy Front forkSteel normalFront brakeVBattery36V/10Ah Lithium-ion battery (FRONT brand)Rear brakeShimano RollerSpeed gearsShimano nexus 3 innerPAS1: ... W:39.0KGS, G.W:42.0KGSOthersfront/rear lights, LED battery meter, front /rear lights, swing motion system,all color ...