If you’re looking for a rechargeable personal alarm that makes real noise when it counts, this is it. The Safety Technology 129dB Air Horn — compact, loud, and built for everyday carry — is the pick I’d hand a family member without hesitation. See the Safety Technology 129dB Air Horn →
Our Top Pick: Safety Technology 129dB Air Horn

At 129dB, this alarm is hard to ignore. It’s designed to draw attention fast — exactly what a personal alarm needs to do. The compact form factor (just over five inches) means it fits a bag, a jacket pocket, or a boat’s safety kit without adding bulk. U.S. Coast Guard compliant for vessels up to 65 feet, it’s also a practical choice for anyone spending time near water.
- 129dB output — loud enough to be heard at distance
- Compact build: 5.13″ x 1.75″, 0.3 lbs
- U.S. Coast Guard compliant — meets marine safety standards
Price:
See the Safety Technology 129dB Air Horn →
What to Look For in a Rechargeable Personal Alarm
- Sound output: Anything under 120dB gets lost in ambient noise — prioritize volume
- Size and carry: It only helps if you have it with you — smaller is better
- Dual-purpose design: An alarm that meets marine safety standards works harder for you on land and water
- Reliability: Simple activation, no fumbling — straightforward operation matters under stress
Browse our full line of personal alarms to compare options by size, output, and use case.
Ready to Carry a Rechargeable Personal Alarm?
You don’t need a complicated device. You need something loud, small, and ready when you are. Pick up the Safety Technology 129dB Air Horn or explore all personal alarms on Stun Guns.