ABSImportedBIKE ALARM WITH HORN FUNCTION Semaho Bike Alarm is also a bike electric horn that emits a loud dB alarm to alert those around you and improve your riding safety that can emit a loud alarm sound alerting people around you and enhancing your riding safetyWIRELESS REMOTE CONTROL The wireless bicycle alarm is equipped with a remote control that allows you to set and control the alarm such as ringing the bell adjusting the volume antitheft arming and more. The longest remote control distance can reach ft you can carry it with you and realize the remote controlANTITHEFT FUNCTION You can set the antitheft mode and release the antitheft mode through the remote control after you cycling. Set the antitheft mode when you are far away from the bike or when the bike is out of sht and dismantle and take away the remote control the alarm will sound whenever the bike is shifted