"The specifications are fantasy, but the price accurately reflects the cheap reality."
The 48V 20Ah battery provides a respectable 960 Watt-hours of energy, but this capacity will deliver a fraction of the advertised 65-mile range when powering a '2500W' motor at speed.
This is for a buyer on an absolute minimum budget who understands the performance claims are grossly inflated and will treat it as a 20 mph, 30-mile range bike. The only compelling feature is the large battery capacity, provided the cells are of decent quality.
Anyone who believes the advertised 36 mph speed, 65-mile range, or hill-climbing ability. Riders seeking genuine off-road performance, long-term reliability, or certified safety should budget for a product at least twice this price.