The Kramer 1000442016 is a genuine 2-pole digital voltage tester designed for reliable electrical diagnostics. It features LED voltage indication for both AC and DC voltages up to 690V, a continuity test range of 0 to 400 kΩ, and a phase test function from 100 to 690V AC. This robust tester also includes polarity testing, boasts an IP64 protection rating, and is categorized for overvoltage up to CAT III 1000V / CAT IV 600V. Powered by 2 AAA batteries, it is an essential tool for maintaining Kramer machinery.