KA-LS02 Function: The product can turn on or turn off light according to ambient-light; Ambient-temperature and humidity can't affect it. It is not only convenient but also practical, it can control the load working only at night. For instance road light, garden light etc.
How to test KA-LS02 photocell switch: 1) Please use the black poke in packing or opaque when testing in the daytime. 2) When use this black poke, it makes lamp on. 3) When take off this black poke, it makes lamp off. 4) Take off this black poke after testing.