Automatically activates headlight and parking lights whenever the vehicle is driven in darkness. New daylight running lamp feature allows the safety option of having the headlights on anytime the vehicle is driven. Designed also to activate the lights whenever windshield wipers are in use, and can optionally be used with an auxiliary input that is triggered by channel from a security system or keyless entry. Adjustable turn off delay. Includes photocell, relays and bypass switch.