Some of the highlights of this eFat folder are a 750 watt geared rear hub motor, high capacity 48V 13ah lithium battery, suspension fork & seatpost, pedal assist & throttle, and much more.
SF20 Foldable Step-through Specifications:

• Motor: 48V*750W rear hub brushless motor
• Battery: 48V*13Ah removable lithium battery
• Modes: 3 riding modes. pedal mode, power assist mode, full electric mode
• Max Speed: 25-28mph
• Range: 22miles (electric only), 35miles (pedal assistant)
• Display: Premium LCD display
• Weight: 60lbs (27kg)
• Charger: US standard 2.0 A smart charger
• Charging Time: AC 100v-240v 1.8amps smart charger,5-6 hours
• Rear Lever: Aluminum alloy mechanical disc brake
• Throttle Type: Half twist throttle
• Seat Height: Highest 42 inches, Lowest 32 inches
• Total Payload Capacity: 350 lbs.
• Max Rear Rack Payload: 35kg (77 lbs)
• Recommended Rider Heights: 5'3"-6'2"
• Pedal Assist Intelligent: 0~5 level pedal assist
• Foldable Size: Length 35 inches, Height 30 inches, Width 20-22 inches
• Package Size: 59*13*30 inches
• Color: Black / Red / White / Coral