KOOLUX X9 PRO Electric Mountain Bike 48V 31.2AH 20*4.0" Fat tire E-bike W/NFC

KOOLUX X9 Pro Electric Bike. ???? Why Choose KOOLUX X9 Pro?. The KOOLUX X9 Pro combines long-range battery performance with rugged durability and comfort. ???? Fat Tyre Design. Model X9 Pro. 250W Motor • Dual Battery • Fat Tyres • Long Range E-Bike.