The Extech BR250 Video Borescope/Wireless Inspection Camera with 9mm dia. Camera and 3.5 in. Color TFT LCD Wireless Monitor is ideal for home inspection (inspect in walls for mold, insect infestation, electrical wire or water pipe location); HVAC (inspect inside ducts, behind motors and compressors); Automotive (view inside or around engines and transmissions); Industrial (inspect weld integrity, process equipment, gears, molding machines); Aerospace (aircraft inspections for contamination, debris, cracks or other damage); and Government (safety and security inspections) applications. The VR250 features a glare-free, close-up field of view. It has a detachable wireless color display that can be viewed from a remote location up to 32 feet from measurement point.