IPY1016 Features: * Pistol probe professional series * Quick check tools for the serious automotive professional * There"s nothing faster or more versatile to verify circuits and component operation for window and lock motors, fuel pumps, cooling fans, lights, horns, solenoids, relays, and most other power accessories * Thumb switch applies power or ground through the tip * PGI Pistol Probe Power / Ground Injector * Repair only up to 1 yr Specifications: * Indicates: 6/12/24 Volt