Been deep into Google and looking for a way out... Looking for a stand alone hi lo sensor. By this I mean something that will sense night fall, turn on at eg 20% then when it senses movement turns to 100%. I know all in one lights exist, we have one. Found manuals from a company that no longer exist, websites that mention they sell them but can't find the listing and some-one on an other forum looking to build his own... Our new house has a long 30m+ front garden including stairs,