ST-702 Sensor Tester

? Static capacitance button (operation interface).
? Power supply : 18 VDC output, load current (100 mA max) for the sensor.
? Two groups of NPN / PNP input test.
? battery reverse protection.
? Extemal power supply USB connector (Type C) for power supply.
? Set the memory function.
? Sleep mode, it will automatically tum off after 5 minuts.
? buzzer sound indication.
? The battery is low. The reminder function, the indicator light will flash.
? Lighting and fiber optic line sources.