Basic set of universal checking composed by a checker of detectors of smoke for bar (ONLY 330) and pipe of 1,15 m (ONLY 101) .El checker is formed by bascule transparent compress of 27 cm. And connect for bars Only. It can realize the checking of any detector the LED of alarm being able to be visualized at all time. Connect for bar, in his thin end he has an orifice calibrated to lodge the button of fixation of the ALONE pipe 101. Total length of 1,15 meters. Red color.