which is namely lit brightly. Hab's bolted to the pavement (with the screws), and from there it lights me good every night the garage door from when I or the criminal subject step into the sensor area. So I and also the unauthorized can be very convenient to fumble on Gargentorschloß. After 20s the thing goes out again. The batteries will therefore keep well forever. Top rained's it ... but to no avail: still burns.