Fiido D3 - Electric Bike Component Identification

2．Product components
1.Seat tube
2.Quick lock
3.Reflector
4.Mudguard
5.Brake disc
6.Motor
7.Valve
8.Battery box
9.Charge port
10.Controller box
11.Chain
12.Chain wheel
13.Pedal
14.Crank
15.Mudguard
16.Handle bar
17.Quick lock
18.Stem
19.Folding system
20.Headlight
21.Brake disc
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