Specification:       1. Reinforced steel frame ,safety belt, front horn .( front bell for pedal model)     2.Tyre :front,20x2.125" rear 24x2.5", aluminum rims      3.Brake systerm :front: V- brake, rear: Twin hydraulic disc brake     4.Power:500w brushless Wheel Motor       5.Seat : 2 adult passengers     6.Battery : 4 pcs  48V/20Ah     7.Transmission: chain ,KMC Brand      8.Canopy :600D PVC ,water proof     9.Speed: 7 or 21 speed (Shimano Brand)     

10.Full charge endurance: 40KM     11:Weight: Pedal:107KG, Electric:130KGS     12:Load Capacity:280 KGS     13: Conveyance:20"GP/10pcs     14: rear light ,running light , brake light ,turnning light  (with reflectors for pedal model )     15.Pedal : 7/12cm     16: Packing size : 2.35*1.15*1.15m