It works like a test light that can power circuits or provide a good known ground. You can power or ground a circuit directly through the top of the device. ANCEL PB50 Product Function ANCEL PB50 Electrical System Circuit Tester Functions.

Brand: ANCEL
Manufacturer Part Number: ANCEL PB50 Automotive Circuit Tester
Volt: 12V&24V
Accessories: Probes, Clamps
Features: Digital Display, Voltmeter, Relay & Component Testing, Continuity Testing, Analog Display
Vehicle Type: ATV, Heavy Duty/Commercial, Motorcycle, Passenger Vehicle
Warranty: 5 Year
Function 1: DC Voltage Test
Function 2: AC Voltage Test
Function 3: Resistance Test
Function 4: Diode Test