Here is a 18″ long stun stick that lets you defend yourself at a safe distance. The Streetwise Lightning Rod is a 7m volts stun weapon with a LED flashlight. It has a rubberized coating to give you a firm grip. It also makes an intimidating electrical sound.
You simply have to touch an assailant for a second to cause muscle contractions. Do it for 5 seconds will cause complete disorientation. The Streetwise Lightning Rod Stun Stick measures 1.25″ in diameter.