Portable Fever Alert HSI1500S is an imager that uses the latest advances in hand held imaging technology to quickly and accurately detect elevated body temperatures for possible fever. In less than a second it gives off both AUDIBLE and VISUAL ALARMS when the pre-defined threshold is exceeded. The Portable Fever Alert takes both thermal and digital pictures of the subject, and can utilize digital/thermal/mixed image fusion (100%-75%-50%-25%-0%) to allow for quick identification and evaluation. Utilizes a 47 x 47 pixel array with 2,200 pixels.