Mini Stunner Keychain Stun Gun Black, measures 2.38" X 1.63" X 0.63". A perfect gift for college students, anyone going out for a late night walk, or early morning jog. Has a built in LED Bright Flash Light so you can see at night. Has a USB charging port for convenience. A quick-release key-chain so you can use the stun gun easily. A powerful self-defense tool that gives confidence, that's budget-friendly, small enough to fit in your pocket.