Munich is a range of stair light consist of 7 variations, giving various of choices for different stairs. lt also can be used as night light. 7 different apertures, wide or narrow, square or round. produce different light distribution; with sensor or without sensor. The sensor is 2-in-1 sensor (Lux sensor + PIR motion sensor), when lux level goes down to 5 lux and there is a movement detected, the light will be turned on automatically, and will be turned off automatically after 30 seconds; when the lux level goes above 5 lux, the light will keep off whatever there is movement or not, The detection distance of the PIR sensor is 3 meters max. and detection angle is 120°.