Our top-tier security solution – the Zovii 120dB Security Alarm U-Lock! With manual arm and disarm functionality, this lock offers unparalleled protection. Crafted with a robust 14mm carbide-reinforced steel U shackle, it defies even the most determined bolt cutter attacks. Its compact design minimizes internal space, thwarting illegal tampering attempts. This U-lock boasts an IP67 waterproof rating and a protective vinyl coating, ensuring resilience against the elements. For added security, pair it with a chain or cable. Its corrosion-resistant properties guarantee lasting durability. Safeguard your valuable possessions with confidence. Invest in the 120dB Security Alarm U-Lock – your ultimate defense against risk.