HP-4201 digital multimeter may be used to measure DC / AC voltage, resistance, capacitance, continuity buzzer.

The overall circuit design is based on a large-scale integrated circuit double-integration A/D converter, which has low power consumption, can maintain data, and is safe to use.

The product's maximum display value is 4000, with backlight illumination, allowing users to read out measurement display values in dark places.

 It also has a light, making it easy to operate even in a dark environment.