STARY Electric Skateboard - 8.1lbs, 18.6 mph, 10 miles on a charge
Segway miniPRO - Hands-free, self-balancing transporter. Not a hoverboard.
Blizart Fishtail Electric Skateboard - Skate around (for 17 mi) without pushing!
LimeBike Scooters - Rent bikes, e-bikes, and e-scooters starting at $1 / 30 min
MetroBoard - Electric Skateboard w/ impressive 40 mile range
Scoot Networks - Electric scooter rentals for $2 one-way to anywhere in SF