Currie Technologies Men's eZip Trailz Commuter SLA Electric Bicycle, 17-Inch/One Size Men's hybrid electric commuter bicycle with 450-watt DC Earth magnetic motor and seven-speed pedal-powered Shimano drivetrain EV rated SLA type, rear rack mounted, 24V/10Ah pack, (2) 12V/10Ah valve regulated, rechargeable battery Reaches speeds of up to 15 miles per hour with a 15 to 22 mile range (depending on rider weight, rider input and terrain) User selectable PAS - pedal assisted throttle or TAG - Twist and Go full throttle system Comfort ride bike styling in a diamond frame with suspension fork, mid-rise handlebars, adjustable stem and comfort saddle