Designed as an entry level trainer, the Shocknife® StressBlade™ allows Instructors the ability to add acute stress to their edged weapon training in the most affordable way possible. Using a standard 9 volt battery, the Shocknife® StressBlade™ delivers a constant shock level of 7,500 volts with a safety factor of less than one milliamp. With only one setting, the Shocknife® StressBlade™ is perfect for use in high stress scenarios.