Automatic controller for lights of vehicle

The utility model discloses a The utility model comprises three fixed resistors, two adjustable resistors, one photonsensitive resistor, two relays, two capacitors, three transistors, and a light box. The device, after being fixed on vehicle, can automatically adjust the brightness of the systemic lights of the vehicle, in particular, automatically adjust the brightness of headlights and small lights of the vehicle running in overcast weather and darkness to bring convenience to the run and stop of the vehicle, and to drivers for safely driving. The utility model, which is simple, reliable in performance, small in size, and low in cost, can be fixed on any vehicle.