A firearm accessory that includes a body that is demountably attached to a firearm, the body containing: a camera; a microphone; a memory chip; a micro-controller operable to record a user's firearm activity into the memory chip as captured by the camera and the microphone; and, a trigger-switch mechanism demountably attached to a firearm-handle operable by a user's finger to turn the contents of the body on but not off. The body disposed on a firearm further includes a plurality of electronic components operable to: record audio, video, location, time, and date, at the time of usage of a firearm; and transmit the recorded a record audio, video, location, time, and date, outside of the body through a wire, a portable memory card, or wirelessly in realtime.