The Extech HDV640W is a rugged, waterproof inspection camera designed for industrial use. It features a 5.7-inch high-resolution color LCD display (640 x 480 pixels), a flexible articulating probe tip that adjusts up to 240°, and four LED lamps for illumination in dark areas. The wireless transmitter allows video transmission up to 30 meters, enabling remote viewing. It supports over 15,000 images, records up to 4 hours of video with voice notes, and offers AV, SD card, and USB outputs for easy data transfer. With an IP67 rating and drop-proof construction, it’s ideal for inspections in harsh environments.