self balancing electric scooter 2 wheel

1.motor:36v220w

2.battery:4.0AH  lithium 

3.max speed:12km/h

4.max  gradient:15-20 D

5.bearign capacity:20-120kgs

6.n.w/g.w:15kgs/17kgs

7.charing time:2-3hours

8.tyre:10inch  air tyre

9.packing size:690*335*320mm

duct size:635*285*1270mm