The true megohmmeter model 1015 is a compact, self contained, battery operated megohmmeter. This practical, dependable and rugged insulation tester can be used for a broad range of plant and field service applications and is designed for use in harsh environments. The Model 1015 permits insulation resistance testing at 500V and 1000V and resistance measurements up to 1000 Ohm. The Model 1015 is an analog instruments with four easy to read scales. - The megohm scale is an easy-to-read log scale graduated from 0.1 - 1000 megohm. The ohm scale is linear with a range from 0 - 10 ohm. The Model 1015 comes complete with carrying case, shockproof rubber housing, a pair of color coded leads, with black test probe, red alligator clip. spare fuse, batteries and a user manual.