1,high grade 3K carbon frame
2, 400W tubular motor, 60mm dia
3, 24V/10Ah lithium battery.
4,distance per cycle is 20km.
5,battery life: 1500 cycles  
6,max speed:8km/h.
7,max loading:30kg.
8,climbing capacity:30degree.
9,GO/STOP function
10,10m.20m,30m Time function
11,down hill brake system
12,waterproof protective
13,free rear wheel function.
14,20ft:350pcs     40hq:800pcs  
15,package size:75 x74 x25cm

16:net weight :6.8kgs