Display voltage tester 1. Test range: 12, 36, 55, 110 to 220V ... 3.5x160mm 3. Automotive display 4. Certification: CE Display voltage tester / test pencil / electroprobeThis neon-electroscope is High-Grade display ... lamp, capacitance, transformer, two ends of the electric motor coil, it shows good condition if it bright to the indicating ... electrodes at the same time in use. display voltage tester