The 2020 ANCHEER Blue Spark electric mountain bike / electric commuting bike packs all you need to ensure your top performance while out riding hills and trails. With the perfect combination of professional 24-speed gearing and 5 levels, pedal assistance accelerating to speeds of 20mph will be no issue at all, while it's Both high strength and lightweight forks and 27.5" tire will absorb any bumps on the way down the trail. Topped off with Front and mechanical disc brakes for full stopping control, the blue spark.. . battery range of 21 to 40 miles. Range depends on the weight of the rider, type of use, gradient, outdoor temperature. LCD display 5-speed assist levels smart meter.