Model: TDB-005 Detail: Max Speed: >20-30Km/h Battery: 24V/12Ah Ni-MH Weight: 27 kg Motor: brush and DC permanent-magnet motor Load capacity: 75-100kg Climbing capacity: >8-15? Mileage for one charge: >30-60km Drive system: Electric or Pedal assistance Charge time: 4-6h Transmission: 6-speed Charger: intelligent type