Give the crowd a blast from this manual air horn. It's really loud but it doesn't run out or require gas to operate.
You definitely want to keep it away from ears and use it outdoors as it makes a heck of a din. You pump it rather like a balloon pump but the volume is much more than you'd think. Good for short blasts rather than sustained notes. Hand held, loud Supporters Air Horn Pump action, wont run out or go quiet. Pull out handle, simply push in handle to make noise
For Outdoor Use only - keep away form ears Not suitable for children under 5 - Adult supervision recommended - This is Not a Toy