The KETELES XF4000 2000W Dual Motor Electric Bike is a fat tire e-bike featuring a high-performance dual-drive 2x1000W motor, a 48V 23Ah lithium battery offering a max range of 85-100km, and a top speed of 50-55km/h. It supports up to 200kg and includes a Shimano 7-speed drivetrain and a twist throttle.