1. Frame: High-carbon steel frame with built-in battery  
2. Front fork: Aluminum-shouldered iron lockable shock-absorbing front fork  
3. Motor: 36V 250W  
4. Battery: 36V10.4AH built-in lithium battery  
5. Controller: 250W sine wave  
6. Instrument: Left-mounted LCD black and white display  
7. Speeds: MicroShift rear 7-speed  
8. Packaging method: 85% pre-assembled package (137*23.5*78cm)  
Theoretical cruising range: 35km