12V-48V Vehicle Reverse Beeper LAMPHUS SoundAlert 112dB Backup Alarm Beeper For Truck Vehicle; 12V - 48V DC SAE Vibration Alarm White Noise Backup Alarm AKIZIDS12V-48V Backup Warning 110 3db Reverse Horn Truck Back Up Alarm With Super AKIZIDS12V-48V Backup Warning 110±3db Reverse Horn Truck Back-up Alarm with Super Loud Beeper Tone for Trucks,forklifts,Lorry Heavy Vehicles. High Decibel:The AKIZIDS reversing horn produces a high 110 decibel tone to clearly alert pedestrians and vehicles from a safe distance when backing up Backup Reverse Warning Beeper 12v-48v Alarm 105±3db A Car AKIZIDS 12V-48V backup warning 110±3db reverse horn, High Decibel: , HIGH QUALITY: , EASY INSTALLATION: , Applicable vehicles: , Customer First: