Automatic Daytime running light switch

This electronic relay contains 2 power outputs what can drive 60 Watt / each. A daylight sensor detect if the 
ambience light is dark or bright and the device switch between daytime running light and low beam, depending 
of the ambience light. The switch time from daytime running light to low beam is immediately for situations 
when you ride from a bright place in a darker place. The switch time from low beam to daytime running light is 
adjusted to 3 seconds in order to get the the light sensitivity down against light reflections. You can adjust and 
store the trigger value of the ambience light in 60 steps.

Manual

ECE R10 test report (PDF)