ATN Thor320-1x Thermal Weapon Sight 320x240, 19mm, 60Hz 800 x 600 OLE D color display Vanadium oxide (VOx) Microbolometer Uncooled Polarity single button modes: black on white, white on black, 5 different color settings Up to 8 hours operation with three lithium batteries This item is restricted for sale to the state of California and outside the US; export outside the US is not allowed