1. Motor type: BLDC hub motor with permanent magnets
2. Motor design: twin off-axis with 12-inch rims
3. Rim size: 3.5x12
4. Matching tires: 120/70-12, 130/70-12
5. magnet height: 50MM
6. number of pole pairs: 16 pairs
7. Rated power: 8000W
8. Peak power: 15000W 
9. Rated voltage: 72V 
10. Maximum speed: 70KPH
11. Maximum torque: 300N. meters
12. Maximum Efficiency: 89%
13. Continuous current: 120A
14. Maximum current: 200A
15. Brake Type: Disc Brake
16. Width of mounted rear fork: 230mm
17. Hall sensor: two sets of Hall sensors (Model: SS413F)
18. Winding frame material: aluminum 
19. Phase wire cross section: 16mm2
20. Hall sensor phase angle: 120 degrees
21. Temperature sensor: KTY83-122
22. Maximum operating temperature: 70-120 degrees, peak 150 degrees
23. Waterproof rating: IP66
24. Working system: S9
25. Cooling method: natural
26. NW/G. Weight : 20kgs / 22kgs
27. package size : 44*43*34CM