KOOLUX X9 Pro 20 Inch Electric Bicycle 48V 31.2AH/48v15.6ah Mountain E-bike

The KOOLUX X9 Pro is a versatile 20-inch fat tire e-bike built for city commutes and mountain trails alike. Powered by a 250W motor (unlockable to 750W) and a removable lithium-ion battery (single or double option), it delivers up to 50 miles of range with speeds of 31 mph unlocked. With Shimano 7-speed gears, front suspension fork, and durable aluminum alloy frame, this bike ensures comfort, power, and control on every ride — rain or shine with its IP54 water resistance.