Feature: pressing switch, press one time for 1 white LEDs' lasting lighting, twice for 2 white LEDs' lasting lighting, three for 3 white LEDs' lasting lighting, four for off; On three lenses there is a focus
Mirror to collect the light, so the light after shine out will like a round moon; the light will be dispersed for better lighting when the lampshade assembled in front of the headlamp. It has a clamp for the headlamp can be conveniently fixed on the hat; it is tunable.