FLIR MS-324b First Mate II Thermal Camera, Gray See at night like never before with FLIR's compact handheld thermal night vision FLIR thermal night vision creates images from heat not light, so you can see landmarks, buoys and other vessels clearly even in complete darkness New InstAlert feature where the hottest images are highlighted in red allows users to find people or animals easier than ever before 320 x 240 resolution and 2x E-zoom application Detect a man sized target at 1450' and a small vessel at 4100'