Anti-Theft Bicycle Bike Lock Siren Alarm Waterproof Padlock For Motorcycle Bike Bicycle Perfect Security Lock

️ Zinc alloy lock body, more than the general lock body is more solid, not afraid of water, corrosion resistance, no rust. ️ Exquisite design, high quality plating, smooth surface and texture. ️ The lock beam adopts bold lock beam quenching process, without the fear of violence to open a pair of pliers, crowbar. ️ The lock core adopts a patented design idling lock core, sophisticated structure can not crack. ️ Unique alarm function, Dual-shock & Movement Sensor,so that thieves nowhere to start, rest assured that the use of it. ️ Material: Zinc Alloy ️ Alarm decibel: 110dba ️ Color : Black ️ Package Size: 20cm x 15cm x 5cm