[Accurate Measurement] - The HT201 attenuator is designed to assist in automobile measurements, making it an essential accessory for any oscilloscope user. This passive attenuator allows your oscilloscope to accurately measure fuel injector and primary ignition waveforms. It enables precise analysis and diagnosis of these crucial components in automotive systems. [Versatile Control] - With a 20:1 attenuation ratio, this HT201 attenuator can transform a 20V input into a 1V output This allows for effective control and compatibility with the oscilloscope's voltage range. [Expanded Measurement Capability] - By using this attenuator, your oscilloscope can measure higher than its voltage range of ±20V. This expands your measurement capability and ensures accurate readings even for high-voltage [Protection for Inductive - When measuring inductive like jet nozzles and primary ignition, this attenuator provides enhanced input overload protection. It safeguards your oscilloscope from potential damage and ensures measurements. [Practical and Essential] - The HT201 attenuator is a practical and essential accessory for oscilloscopes. It improves measurement accuracy, expands measurement capability, and provides the necessary for sensitive components, making it a valuable tool for any electronic troubleshooting or automotive diagnostics.