Introduction: A Quick Look at the Self-Defense Industry The self-defense industry is a multibillion dollar industry with a number of different markets. The market for self-defense gadgets and weapons is worth about $1 billion. This includes stun guns, pepper sprays, and personal alarms. The market for self-defense products such as pepper spray and stun guns is worth about $1 billion. Self Defense Gadgets That Can Help Prevent Crime and Personal Violence Self defense gadgets are a great way to stay safe and secure. They can be used as a deterrent, or to protect oneself in the event of an attack. These devices are designed to help people feel more secure and less vulnerable, no matter where they are. There's a wide variety of self-defense gadgets on the market today. Some are designed for home use, while others are for personal safety when out in public spaces. And some self-defense products can be used for both purposes, like stun guns that can be used at home or when walking down