Ebay has these Kysmo electric bikes listed. Does anyone know anything about them?

One lists at $800 ----KYSMO 350W ELECTRIC BICYCLE 36V/13AH LITHIUM BATTERY! BRAND NEW KYSMO FREE WHEEL ELECTRIC BICYCLE. Brushless 350W Motor 36V/13AH Lithium Battery 10lbs Front and back Wheels: 20" Battery Life 600 Times Charging time 3-5 Hours 20mph Range 30 miles Aluminum Frame Front Disk Brakes 6 Speeds Net Weight 55lbs KYSMO Free Wheel

And this one lists at $350
KYSMO 300W ELECTRIC BICYCLE 24V/12AH LEAD BATTERY! AVALABLE IN YELLOW AND SILVER COLORS!!!!!!!!!! BRAND NEW KYSMO FREE WHEEL ELECTRIC FOLDABLE BICYCLE. Brushless 300W Motor 24V/12AH Lead Battery 10lbs Front and back Wheels: 20" Battery Life 300 Times Charging time 3-5 Hours 20mph Range 20 miles Aluminum Frame Front Disk Brakes 6 Speeds Net Weight 55lbs KYSMO Free Wheel.

Thank You,

Pat