Stromer ST2 S, Tesla Hacker.
Reading tip: U.S. student Ravi Kempaiah plans to set a Guinness World Record by completing a 5,000 mi ride from Wisconsin to California on his Stromer ST2 S e-bike. Good luck!
Reading tip II: “Tesla Hacker” Jason Hughes is building a 1,000 hp electric car by combining a Tesla drivetrain with Chevy Volt batteries. He expects a peak output of 850 kW.
electrek.co (with video)