No more juggling keys! The Ninebot Fingerprint U-Lock offers excellent e-scooter theft protection while being user-friendly for riders. The stainless steel lock shackle is capable of resisting 14 tons of hydraulic pressure shearing. 4 hour charging time. | Segway | | Ninebot Smart Fingerprint U-Lock, bluetooth, multiple fingerprint, prevent theft, APP | Black | Best Buy