Bicycle Bike 120dB Vibration Activated Anti-Theft Security Alarm Audible Sound Lock with Remote Control - powered by 1 x 9V battery (battery included) - brand new, never been used - $25 firm PRODUCT DESCRIPTION: * Don't let bike thieves get the better of you - protect your investment easily and effectively with the movement triggered alarm which emits a scarily loud sound if your bike is tampered with. No thief will want to hang around when this alarm goes off! *Traditional chains, padlocks and U Locks only do half a job and can be pretty easily removed by those who know how, but even the sight of this alarm will have even the most determined of thieves thinking twice. * Ultra loud 120dB alarm -- scares potential theives away * Remote control rang up to 20 meter