VCSEL laser illuminator with state-of-the-art Osram chip and arange of up to 500m. It operates at940nm wavelength. The illuminator is powered by a 18650 battery. Scalable illumination cone. Tube diameter 30 mm. Fully invisible to the human and animal eye. The illuminator has abuilt-in LED indicator in the button, which shows the illuminator on (lit) andbattery low ( flashing).