!! Attention the article is no longer available !! You can find the successor model here: https://dualoptik.de/produkt/infiray-xeye-thermal-e3w/ The InfiRay Xeye Thermal E3n is small, light and ready to go in just 3 seconds. The VOx ceramic sensor is energy-efficient, allowing 10 hours of operation. Equipped with an internal battery and LCOS monitor. The range is 700 meters.