Voltage Testers

Voltage Tester Jfind Jf100 Auto Electrical Circuit DC with Buzzer

The Jfind JF100 voltage tester checks automotive circuits in 6–30 V DC systems. Its metal probe and digital display let you test voltage, polarity, continuity, and ground, while helping locate short...

The Jfind JF100 voltage tester checks automotive circuits in 6–30 V DC systems. Its metal probe and digital display let you test voltage, polarity, continuity, and ground, while helping locate short circuits and activate electrical components.

Red and green LED indicators show positive and negative polarity, respectively, while the buzzer provides an audible...

See Description & Specifications See Description & Specifications
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Description & Specifications

The Jfind JF100 voltage tester checks automotive circuits in 6–30 V DC systems. Its metal probe and digital display let you test voltage, polarity, continuity, and ground, while helping locate short circuits and activate electrical components.

Red and green LED indicators show positive and negative polarity, respectively, while the buzzer provides an audible alert. The tester connects to the battery using clamps and includes overload protection for currents above 8 A.

  • Current: DC
  • Operating voltage: 6–30 V
  • Display: Digital
  • Tests: Voltage, polarity, continuity, and ground
  • Short-circuit detection: Yes
  • Electrical component activation: Yes
  • Bridging function: Yes
  • LED indicators: Red for positive and green for negative polarity
  • Audible alert: Buzzer
  • Overload protection: Above 8 A
  • Operating temperature: −10 to 60 °C
  • Power connection: Connects to the battery using clamps
  • Applications: Cars, trucks, motorcycles, boats, and other 6–30 V DC electrical systems
  • Package contents: Tester, cable with battery clamps, ground clamp, and user manual

Manufacturer

OEM
Type of Current
DC
Min Voltage
-
Max Voltage
-
NCV
No
with Buzzer
Yes

Important information

Specifications are collected from official manufacturer websites. Please verify the specifications before proceeding with your final purchase. If you notice any problem you can report it here.