Each light features automatic switch on and squenecing, enabling emergency services personnel to close off a hazardous area in quick time and as safely as possible. Acting as a visible cordon, each NavStar has a 360-degree illumination zone, which can be seen from over 1 kilometre away. The light and also projects a vertical beam – making them ideal for drone and helicopter operations. Automatic switch on and sequencing. 3 Colour modes. 6 Flash modes.