The Bashlite Flashlight stun gun has a sleek durable design. it is made of high quality aircraft grade aluminum. Th unit has 4.7 millilamps of stun power and 85mill. volts. The unit must be pressed against the arm, body, chest or face of the attacker at the same time you press the stun button. The force will knock down the attacker in pain. The120 lumens light will temporarily blind the attacker as well. It comes with a whist strap and an on and off switch. The unit measures 5 13/16"x 1". It comes with a wall charging cord and nylon holster. PLEASE NOTE, THIS IS A SERIOUS WEAPON AND IS TO BE USED ONLY BY THE PURCHASER OR FAMILY MEMBER OVER 18 YEARS OF AGE AND NOT A CONVICTED FELON. THIS UNIT IS FOR DEFENSIVE PURPOSES ONLY. THE UNIT HAS A LIFE TIME GUARANTEE.