Viking Horns C103C-5/205YL Loud 152 Decibels Single Trumpet Air Horn Kit With Front Amber Light Sound Output:152 decibels Horn Construction: All chrome plated metal Air Compressor: heavy duty 12 volt 200 psi 100% duty cycle Air Tank: 3 gallon (12 liter) Equipped with a built-in AMBER LIGHT integrated into the front weather protection cover.