Sell electric bicycle

electric bicycle
Specifications:
1) Dimensions: 1,580 x 640 x 1,060
2) Weight: 40kg
3) Rated load: 75kg
4) Max. speed: 28km/h
5) Running distance/charge: 50km!@5
6) Rated voltage: 48V
7) Rated power: 250W
8) Inadequate voltage protection value: 42V
9) Over current protection value: 16A
10) Battery capacity: 10Ah x 4
11) Charge time: 6-8h
12) Input voltage of battery: AC 220V/50Hz
13) Climbing capacity: <10o