Analog Insulation Tester
Manual ranging resistance insulation tester (also known as a Megger) for 250V, 500V, and 1000V test voltages
Brand name (s) : Extech Instruments

Features:
Large easy to read analog display
Three test voltages 250V, 500V, and 1000V
Insulation Resistance to 400MOhm
Lock Power On feature for extended test times
Automatic discharge circuit
Measures Continuity to 3Ohm, Resistance to 500Ohm, and AC Voltage to 600V
Complete with heavy duty test leads, alligator clip test lead, 6 x AA batteries, hanging strap and hard carrying case

Meter function : Battery check, backlight, 500 ohms, 3 ohms, 250v/100Mohm, 500v/200Mohm, 1000V/400Mohm