Detailed Product Description Product name: electroprobe / test pencil / electrical test pencil / testerThis neon-electroscope is High-Grade display ... conductor, phase conductor and break-point detection.AC/DC voltage test range: 12, 36, 55, 110 to 220VSize: Diameter3x70mm1. ... short-circuit to the electric wire, fluorescent lamp, capacitance, transformer, two ends of the electric motor coil, it shows ...