High QualityThe handheld air pump horn is made of high quality aluminum+ABS material, which has sturdy, anti-rust, durable in use.strict full tested to ensure the best quality before shipment, safe to use.^ Widely ApplicationThe handheld air pump horn is ideal for marine safety, fire alarm, camping, industrial safety and sporting events.Small and exquisite , will not occupy too much space,easy to carry and use.^ FeaturesThis handheld air horn is processed by pump action using the compressed air and push the handle to create the loud sound. Eco-Friendly - no replacement cans or chemicals,Never run out of air.^ ReminderLoud 120db horn ensures you will be heard from up to a mile away. Be prepared when you activate this horn. It is extremely loud to the point that it will make your ears ring, so don't put the air horn near your ears.^ Service GuaranteeWe are committed to let our products and services bring you a good shopping experience. If you have any questions, please contact us, we will try our best to solve the problem for you.