For only a short period of time has Taser Guy been on the block. But we're no stranger to safety , we're a company of innovative self-defense and security products. The innovation continues with the brand new Black Jack 21,000,000* Stun Gun with Alarm, it is the resulting culmination of feedback from people regarding the features people most wanted in a self-defense product. Not only does this new model feature a loud alarm, but the new Squeeze -N-Stun Technology saves you valuable time in not having to fumble around for the right buttons to push in a panic situation. This revolutionary new product is likely to make the old, standard models obsolete. *Actual Voltage output is difficult to measure and verify, but this unit compares to other brands that claim to be 21,000,000 or more volts.