Leupold Optics LTO Quest Thermal Viewer The LTO is a hand held powerful thermal imaging system that can also be used as a flashlight putting out 300 lumens of bright light and as a camera. The LTO is perfect for tracking wounded game from as far as 300 meters and has a selectable 8 color pattern display to suit any need. The Quest has a 2.4" display and a 20 yard field of view. From off it start is less than three seconds and the refresh rate is 15 Hz. The Quest LTO will function from -4F up to 140F and can detect a temperature range from -40F to 872F. Features: - Target Temp On Screen - 300 Yard Detection Range - Integral Camera - 300 Lumens Flashlight - 2.4" Display - Detects -40F to 872F