The High-Voltage Probe extends the range of your VTVM to 50,000 volts on the 500 volt range. Using this probe increases the versatility of the instrument and enables it to measure the high DC voltages in all TV sets, most industrial equipment, transmitters, and other more specialized equipment. The probe housing is a multi-purpose type. It can be used with both the RF Probe and the High-Voltage Probe Heads. It is shielded, and the connecting cable is flexible and shielded. The probe head has guard discs for protection.