The Triplett Model IRTC550 Compact Thermal Imaging Camera can be used for preventative maintenance and troubleshooting of electrical and HVAC systems, mechanical breakdowns, water leaks and moisture buildup, heat loss from missing insulation and faulty windows/doors, automotive repair, and other places to find hidden leaks and hot spots. The thermal imager has a built-in visible light camera (2MP) that allows you to select Infrared/Visible Light/Picture in Picture/Fusion display modes. Infrared mode has a 120 x 90 pixel (10,800) thermal detector with ≤40mk Thermal Sensitivity (NETD) that displays center spot, 3 manual spots, 3 areas, 2 line analyze, and auto hot/cold temperature markers on a 3.5 in. (89mm) focus-free, color touchscreen display with 640 x 480 resolution. Additional features include Auto fusion calculates the mix ratio between IR and visible image automatically, easy-to-use menu in 6 languages (English, Italian, Spanish, French, German, Chinese), real time clock/calendar, and Auto power off with disable. Use the on-board picture gallery to view video (.mp4) and images (.jpg/.HRI) or transfer them to your PC via USB interface or WiFi (Android OS only). You can also live stream video to your PC. Includes rechargeable Lithium Ion battery, SD card, USB cable, and lanyard. 3-year warranty.