UNI-T UT15C Waterproof Voltage Tester.
It is a multifunctional electrical tester used for AC/DC voltage measurement, continuity testing, and phase rotation testing.
The device is waterproof with an IP65 rating.
It has a voltage range of 24V to 690V AC/DC.
Features include an LCD display, a work light for visibility, and low battery indication.
It is designed for high precision electrical diagnostics.