Пневматический звуковой сигнал

Air horn Used by hands,no chemical gas,inside tube with non-Confetti,Much safe and Reusable. Most of all,its sounds load,energy,durable,available in the game,can also be used at sea(water) and the wild life-saving,chemical plant artificial alarm. Function and operational approach : 1,Install Horn by screwing it on air pump 2,Spring back handlebar by unscrew. 3,Handle air pump and push down handlebar Our operational approach 1.we have very competitive price with different packaging available. 2.can make customized logo. 3.the products areall in high quality and past ce test. 4.we can make any designs and size Diagram form