Abstract: A laser aiming and illumination device is configured to be mounted onto a shot shell firearm such that mounting the device onto the shot shell firearm does not require permanent alteration of the shot shell firearm, the shot shell firearm having a trigger, a grip, a lower portion and an upper portion having a side surface, the laser aiming and illumination device.

Abstract: A laser aiming and illumination device configured to be mounted onto a firearm such that mounting the device onto the firearm does not require permanent alteration of the firearm, the firearm having a trigger, a grip, a lower portion and an upper portion having a side surface. The laser aiming and illumination device includes an illumination module, including at least one of an illumination source and a laser source mounted to the side surface, an illumination mode selector configured to select an operating mode of the at least one of the illumination source and the laser source, a power module including a power source inside the grip, the power module electrically connected to the illumination module, an activation switch disposed adjacent the trigger of the firearm and configured to operate the at least one of the illumination source and the laser source in the selected operating mode.

Abstract: A laser aiming and illumination device comprising an illumination module, an illumination mode selector, a power module, an activation switch and a connection module. The illumination module including at least one of an illumination source and a laser source configured to be activated in a selected operating by actuation of the activation switch. The illumination mode selector configured to select said operating mode. The connection module releasably electrically connecting the power module and the illumination module.