BESV's sleek JF1 features a high-end road bike look with an integrated power system and rear hub motor. Its 16.1kg lightweight design offers 252Wh battery power for fast and enduring performance over the hills. Press a button to adjust the 3 level motor assistance or just cruise and let Smart Mode deliver the exact power you need. The digital interface displays information such as cadence, pedaling power, and burned calories to track your training progress, and Smart App provides navigation, anti-theft, and much more.