This is high quality non-adjustable U-lock with 4-Digit Security Password. It is multifunctional and applicable for bike, electric bike etc.

Features:

• Key-free Unlocking - say goodbye to complicated unlocking ways, you can open this U-lock just with one click. (non-adjustable)
• V-Barrel - lock body could be fixed firmly by it, not easy to fall off.
• Extra Thick Lock Body - made of high-strength alloy steel. After special heating processes, it has become more resistant against collisions.