Stainless Steel Round Chain Alarm Heavy Bicycle/Motor Bike Lock Waterproof Model

Heavy-Duty Stainless Steel Chain: Thickened stainless steel chain offers excellent cut and pry resistance for enhanced security.
Built-In Alarm System: Vibration-triggered high-decibel alarm scares off thieves when tampering is detected.
Waterproof & Weatherproof: IP-rated lock body and chain work reliably in rain and humidity, preventing rust and damage.
Versatile for Multiple Uses: Ideal for bicycles, motorcycles, scooters, gates, and storage units.
Protective Fabric Sleeve: The outer cover prevents scratches on your bike’s paintwork and reduces rattling noise.