12V Car Reversing Alarm Buzzer Durable Beeper Back Up Warning Horn Accessories BoSaiD This horn is mainly used for reversing warning of excavators, construction machinery, spacial vehicles, etc. The sound of this reversing horn is loud, and easy to install. It is durable, shock and high temperature resistant with the high quality material. Item Name: Reversing Horn Shell Material: ABS Voltage: DC12V Current: 300mAh Power: 15W Decibels: 102dB Waterproof Grade: IP67 Features: Easy to Install, Durable, Shockproof Size: Horn Diameter: 60mm/2.36", Height: 75mm/2.95", Thickness: 40mm/1.57" (Approx.) Notes: Due to the light and screen setting difference, the items color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Reversing Horn