Basic Parameters Launch Time 2025 2025 Brand Criskrfan Criskrfan Model MX-21 (Single Drive 13Ah) MX-21 (Dual Drive 15Ah) Speed Mode Thumb Throttle Sensor Assistance Thumb Throttle Sensor Assistance Maximum Speed (KM/H) 42 48 Pure Electric Range (KM) 30 30 Maximum Assisted Range (KM) 120 120 Suitable Terrain City/Mountain City/Mountain Frame Material & Size Frame Material Aluminium Aluminium Foldable Yes Yes Packaging Dimensions (L*W*H CM) 98X79X46 98X79X46 Net Weight (KG) 35 36 Gross Weight (KG) 38 40 Maximum Load Capacity (KG) 150 330lb 150 330lb Suitable Height (CM) 170~210 5.5~6.8 ft 170~210 5.5~6.8 ft Number of Motors 1 2 Front Suspension Spring Hydraulic Suspension Spring Hydraulic Suspension Rear Suspension Mechanical Suspension Mechanical Suspension Gear Brand SHIMANO SHIMANO Charger Input Voltage (V) 100-240 100-240 Output Voltage (V) 54.6V 54.6V Output Current (AH) 2 2 Front Light Type LED LED Wheels Wheel Size 20X4inch 20X4inch