... ,copper coil,flat base cover,Dual tone electric air horn One pair JGY-101-1,12V/24V JGK-505VALVE, ... coil,flat base cover,Dual tone electric air horn Product features: 1, horn sound quality good, frequency extremely stable2, long ... charger, or offer refund after we receive the defective item. 3. If item is defective after 3 months, you can still ... copper coil,flat base cover,Dual tone electric air horn