The Covert Stun Master Stun Gun Flashlight (AKA TW-318) is a great addition to your arsenal for self defense. The hidden probes make it look like it is just an ordinary flashlight. If given the chance, this ordinary looking flashlight will light you up and will pump 2.5 million volts right into any attacker. It is rechargeable 2 different ways. It can be charged with the supplied wall charger and a cigarette lighter adapter so it can be charged on the go. It comes with a standard wrist strap and has a rubberized coating to help secure a firm grip. 7" x 1-1/2".