... bike cable lock Adapt high-tech integrated circuits and digital ... bicycle lock alarm,Bike lock alarm,bike cable lock Insert key ... warning tone. Feature(1).Used on: Fit for motorcyle, bicycle, electrombile, rolling door and so on.(2).Automatic alarm reset ... of piezoelectric buzzer , electronic chips and stainless steel body . (4).Meterial: Alloy steel,can only develope the lock’s effect, but ...