Folding Recumbent Fun | Fat Tire Electric Tricycle Excitement Frame: High carbon steel Tires: Front: 20x4.0 ? Rear: 26x4.0 ? Brakes: BB5 disc brakes Rim: Alloy Spokes: Stainless steel Crankset: Alloy 170mm, 38T Shifter: Shimano TX30-7 7-speed shifter Cassette: Shimano MF-TZ21 7-speed cassette Derailleur: Shimano ACERA M360 7-speed rear derailleur Seat: Fiber glass with cushion Pedal: Alloy Carrier: Aluminum Motor: DAPU 48v 750watt brushless rear hub motor Optional 1200watt with the PowerBooster Battery: 48v 20 Ah Li-ion with LG cells in a removable pack Display: DAPU LCD display Indicates current speed, trip distance, pedal assist level, and battery power Pedal Assist: DAPU torque sensor pedal assist with 6 levels Charger: 100V - 240V AC, 50/60 Hz Max Speed: Up to 28 mph (40 km/h) Estimated Min and Max Range: 30 to 50 miles (48-80 km) Estimated Charge Time: 8 hours The above specifications are approximate only. For exact measurements, if necessary, please contact the manufacturer prior to purchasing. ALL CUSTOMERS MUST READ OUR STORE POLICY AT MobilityScooTrike.com's Policy