Audible Sound Lock Security Alarm for Bicycle (110dB/1*6F22)
Please refer to: http://dx.com/p/27127 - Quiver-Style alarm 110 dB high export sound - Protect the bike lock from destroyed and prevent the behavior of moving the bicycles by the thief - Have the functions that the anti-theft lock can not substitute - Code switch convenience to use avoid key switch weakness which easy to open with other key - Powered by 1*6F22 battery (not included) - Comes with English/Chinese user manual