The SI-TEX SH-2 Fish Finder is a vintage head unit designed for outdoor fishing activities. It has a 5.7-inch display with a resolution of 320 x 240 and is powered by an electric cord. The fish finder can measure depth up to 1000m and has sensors for sonar. It is made of plastic and metal and is 7 inches long and 4 inches high. The device has 50 preloaded courses and supports decimal and imperial measurement systems.