Bike Motor Bike Bicycle Security Sound Steal Lock Alarm

Bike Motor Bike Bicycle Security Sound Steal Lock AlarmFeatures 110 db loud soundSuitable for seat post diameter below 3 1 cmSpecifications Fit for Bicycle motorbikeColor BlackPower supply 1 6F22 9V battery Not include Dimensions 3 8 6cmWeight 110gFunction Bike Alarm First fix the alarm to the bike seat post or other vehecles click the start button after 10 seconds the alarm will turn into the state of alert When someone touches the vehicle the alarm will sound a sharp warning 110db for eight seconds and then turn into the state of alert Users can turn off in accordance with the password shown on the product Package includes 1X Bicycle alarm battery not included 1X User Instruction