Power services presents auto light controller. Auto light controller finds application in external lighting, as auto light controller function is to detect availability of natural lights and switch on/off lights automati-cally. An optional built-in off delay timer is also available. The various speci-fications of auto light controller are: auxiliary supply - 240 v ac; sensors - ldr, external - remote/built-in; timer - op-tional built-in 4-8 hours; indication led - auxiliary supply, output on; mounting - rail/pole; enclosure - abs moulded; and output - 5 a.