- SCUBA air horn signaling device for use underwater
- Works with all standard power inflator
- Audible to a distance of greater than 25 feet
- Quick connector attachment between the power inflator and low pressure hose
- Easy, single-button operation
With the Sub-Alert Underwater Signaling Device for Standard Power Inflator, it’s easy to get your dive buddy’s attention at depth. Just press the large, contoured button and this horn generates a loud sound some divers compare to a duck quacking.