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Press button to “positive”side with LED lighting RED.
If the current or load is too large during the power distribution process or When the current exceeds 7A, you can test for bad ground contacts instantly. If led turns to green with buzzer, stop testing and check the component if defective or not, or rating current of component is higher than that of this tester. With its short-circuit protection, which is safe and reliable. Test for bad ground contacts. Do not use on AC voltage.

Upgraded power circuit probe functions:circuit system tester has multimeter mode, diode, relay, positive and negative polarity test. Professional oscilloscope mode & fuel inject testing : oscilloscope mode can read the waveform diagram of voltage, frequency, display the change curve of the measured signal.
From the date of purchase, you have 30 days period of Free returns and exchanges. Ecu. The warranty duration is 12 months. Upgraded circuit probe detection accuracy: resistance detection is upgraded from 0~100 kΩ to 0~ 200 kΩ, current detection is upgraded from 1~10 amp to 0~18A, working voltage range is upgraded from 12~24 V to 9~30 V.


The pb100 circuit tester features a long 20-foot cable that allows you to make the initial connection directly to the vehicle's battery, while providing easy access to connect the trailer harness at the rear of the vehicle.
What can an ancel pb100 do?in fact, and even rear window defrosters. The voltage should go from about 12. 6 volts to 14. 0 volts. But be careful when turning on anything with a motor, this is a very handy tool for many functional circuit tests. You can use it to determine a whole range of things. However, you can effectively test components and circuits without having to break out the old alligator clips and jumper wires.



Convenient, support 14 languages, 2. 4-inch tft lcd screen, front led light, five-key control, 0-5v power supply, fast and upgraded Electrical TesterThis is the latest generation of an intelligent electrical system circuit tester. Self-check function&circuit breaker protection&buzzer promptbefore using the automotive circuit tester, the quick self-check function of the probe can ensure that the tester is in good condition.
System online upgrade, no battery, 9-grid interface design, Self-check function, 6m/20ft extension test line, Circuit breaker protection, Humanized hook, Buzzer prompt, etc. Oscilloscope mode & fuel injector test & relay testthe oscilloscope mode of the circuit tester can display the voltage, time and other parameter curves of the component under test.

Power switch with a flip of the power switch, you have an instant hot/ground lead for powering up electrical components like cooling fans, relays, testing fuses etc.
Circuit testerthe ps100 autel circuit tester automotive tool will test the positive, checking good and bad grounds, also testing for continuity, diagnosing circuit failures, activating components on and off the vehicle, sensing MIN /MAX voltage, negative, and open circuit easliy, etc. Also, the unit provides higher safety for the user, as it is protected by a circuit breaker, which is a safe measure to protect the unit and your components from overload.

Circuit board with line protection function, safer and more burn-resistant. Bidirectional current voltage testing mode, LED lights are not affected by light brightness, you can attach the alligator clamp either to negative or positive ground, red light indicates positive polarity and green light indicates negative polarity.
Computer safeequipped with pure copper clip and insulation protective cover,which can better grip the body and screws, insulation protection against electric shock. A sharp stainless steel probe with protective rubber tip can reach into tight places and pierce insulation. 100% satisfactionif you have any dissatisfaction for any reason, please feel free to let us know and we will do our best to assist you. Compared to cable wires, coil spring wires are lighter and easier to carry.
1. Power Probe
#ad
Power Probe PP319CARB PP319FTC-CARB III 'Carbon Fiber Edition' Circuit Tester Kit
#adPower Probe #ad - Continuity tester. Once you connect a power probe to the power source you'll have a multitude of testers right at your fingertips. Continuity tester.More information #ad
Short circuit tester. Carbon fiber Design Housing. 20 foot jumper lead. Relay and component tester. Relay and component tester. Works on 12-24v Sources. Bad ground indicator.Brand | Power Probe #ad |
Manufacturer | Power Probe #ad |
Height | 4.25 Inches |
Length | 4.25 Inches |
Width | 7.5 Inches |
Part Number | PP319FTC-CARB |
Model | PP319CARB |
Warranty | REPAIR ONLY UP-TO 1 YEAR |
More information #ad
2. AUTOOL
#ad
AUTOOL Power Circuit Probe Kit 6-24V Automotive Circuit Tester with Auto Electrical System Testing Functions Digital Voltage Tester/Multimeter/Short Finder/Battery Tester/Power or Ground Supply
#adAUTOOL #ad - Widely applicablethe car circuit tester is suitable for the diagnosis of all 6v to 24v automotive electrical systems and can work well on cars, motorcycles, and airplanes. The portable and ergonomic design of the automotive power probe is convenient for you to use in narrow areas; the 4-meter extension cord is helpful for mobile maintenance work; the clip with strong bite force is not easy to fall off, boats, trailers, trucks, providing you with a better experience.Press button to “positive”side with LED lighting RED.
More information #ad
Multi functionalautomotive electric system is test for continuity. Test for polarity of a voltage. Check switches, relays and the on-off of diodes, fuses and circuits. Easy to usethe power probe can be used to test and activate components in or out of the vehicle electrical system. If the current or load is too large during the power distribution process or When the current exceeds 7A, you can test for bad ground contacts instantly. If led turns to green with buzzer, stop testing and check the component if defective or not, or rating current of component is higher than that of this tester. With its short-circuit protection, which is safe and reliable. Test for bad ground contacts. Do not use on AC voltage.
Brand | AUTOOL #ad |
Manufacturer | AUTOOL #ad |
Height | 3.15 Inches |
Length | 9.06 Inches |
Weight | 0.44 Pounds |
Width | 3.54 Inches |
Part Number | BT |
Warranty | 3 year warranty |
More information #ad
3. AUTOPHIX
#ad
Upgraded Power Circuit Probe Kit, 9-30v Automotive Circuit Tester with AC DC Current Resistance Circuit Tester Fuel Injector Testing Digital Voltage Tester/Multimeter/Short Finder/Battery Tester
#adAUTOPHIX #ad - Upgraded circuit test design: no battery required, and 9- grid function navigate user menu, 2. 4-inch large color screen, 14 language options, it is charged directly from the car battery in your vehicle, humanized hook, five-button control, system up-gradable design, front LED light, 20-foot test line, etc.Upgraded power circuit probe functions:circuit system tester has multimeter mode, diode, relay, positive and negative polarity test. Professional oscilloscope mode & fuel inject testing : oscilloscope mode can read the waveform diagram of voltage, frequency, display the change curve of the measured signal.
More information #ad
Note!: it cannot supply ground for component activation, resistance, Oscilloscope Function, Relay Test, Injector Test. It makes users convenient and efficient. It can perform each type of capturing min/max voltage, injector, continuity, Component Activation, Oscilloscope, Activate vehicle components, frequency, 0-5V Power Supply Activation, only work the power activation works. From the date of purchase, you have 30 days period of Free returns and exchanges. Ecu. The warranty duration is 12 months. Upgraded circuit probe detection accuracy: resistance detection is upgraded from 0~100 kΩ to 0~ 200 kΩ, current detection is upgraded from 1~10 amp to 0~18A, working voltage range is upgraded from 12~24 V to 9~30 V.
Brand | AUTOPHIX #ad |
Manufacturer | AUTOPHIX #ad |
Height | 2 Inches |
Length | 6.7 Inches |
Weight | 0.6 Pounds |
Width | 6.7 Inches |
Part Number | 43237-2 |
Model | 43237-2 |
More information #ad
4. Power Probe
#ad
Red PPROKIT01 Inc III w/PPDMM & Accessories Measures Resistance, Current & Frequency, Power Probe Professional Electrical Test Kit
#adPower Probe #ad - Supplies power and Ground for Functional Component Testing. Cat-iv 600v hybrid safe AC/DC Voltmeter. Measures current from. 001amps to 10 Amps. Measures resistance to 60M Ohms. Measures temperatures from -4 degree fahrenheit - 1832 -20 Degree Celsius - 1000 Degree Celsius.More information #ad
Brand | Power Probe #ad |
Manufacturer | Power Probe #ad |
Height | 3 Inches |
Length | 12 Inches |
Weight | 2.18 Pounds |
Width | 14 Inches |
Part Number | PPROKIT01 |
Model | PPROKIT01 |
Warranty | 1 Year Manufacturers Limited Warranty (Free from defects and workmanship) |
More information #ad
5. ANCEL
#ad
Digital Voltage Meter, 12V 24V Car Electrical Test Tool Kit AC DC Current Resistance Short Finder, ANCEL PB100 Automotive Power Circuit Probe Tester, Multimeter, Test Light Diagnostic Thermometer
#adANCEL #ad - It works like a test light that can power circuits or provide a good known ground. 24/7 technical supportancels official store offers a 30-day money back guarantee, 2 year warranty and lifetime customer support. You can power or ground a circuit directly through the top of the device.The pb100 circuit tester features a long 20-foot cable that allows you to make the initial connection directly to the vehicle's battery, while providing easy access to connect the trailer harness at the rear of the vehicle.
More information #ad
What is a pb100 probe tester?with the pb100 probe tester, the kicker is that you can also use it to send voltage and ground signals. The breaker will protect the circuit, this device can conduct direct battery current into the circuit you touch with it. What can an ancel pb100 do?in fact, and even rear window defrosters. The voltage should go from about 12. 6 volts to 14. 0 volts. But be careful when turning on anything with a motor, this is a very handy tool for many functional circuit tests. You can use it to determine a whole range of things. However, you can effectively test components and circuits without having to break out the old alligator clips and jumper wires.
Brand | ANCEL #ad |
Manufacturer | ANCEL #ad |
Height | 2.9 Inches |
Length | 10.2 Inches |
Weight | 0.22 Pounds |
Width | 8.7 Inches |
Part Number | PB100 |
Model | 13 |
More information #ad
6. Power Probe
#ad
Power Probe PP401AMZ01 Red IV with Connector Kit
#adPower Probe #ad - Supplies power and ground for Functional Component Testing. Digital volt and Ohmmeter for circuit testing. Great connect ability with the included Circuit Connector Kit.More information #ad
Fuel injector tester for easy circuit diagnosis. Large color lcd screen with Easy to Navigate User Menu. Ac-rms, ac peak to peak, frequency and Pulse Width for signal testing.Brand | Power Probe #ad |
Manufacturer | Power Probe #ad |
Height | 3.6 Inches |
Length | 12 Inches |
Weight | 3.15 Pounds |
Width | 8.1 Inches |
Part Number | PP401AMZ01 |
Model | PP401AMZ01 |
Warranty | Limited Lifetime Warranty |
More information #ad
7. Autel
#ad
Autel PowerScan PS100 Automotive Circuit Tester Probe Kit Electrical System Diagnostic Tool
#adAutel #ad - Simultaneously uses the hot lead and the ground lead to activate components right in your hand. Performs every type of service including power injection, ground testing, measurement, polarity checks, continuity testing and components activation.More information #ad
Instantly identifies positive, negative and open circuits. Easy to read avometer allows you to read voltage, current and resistance at the fingertip. With a flip of the power switch, relays, you have an instant hot/ground lead for powering up electrical components like cooling fans, etc.Brand | Autel #ad |
Manufacturer | Autel #ad |
Height | 4 Inches |
Length | 10 Inches |
Width | 7.5 Inches |
Part Number | PS100 |
More information #ad
8. CMTOOL
#ad
Automotive Circuit Tester with LED Test Light, Battery/Voltage/Multimeter/Relay Tester, Power Circuit Probe Tester Kit with 6m/20ft Extension Cable, 9-30V Car Electrical Tester Circuit Breaker Finder
#adCMTOOL #ad - Use this power circuit probe kit to help you efficiently diagnose automotive circuit problems. Professional circuit tester for all 9-30v electrical systemsthis latest generation of circuit breaker finder has many ways to not only read the unit and diagnose electrical issues but can also inject different frequencies and signals to determine and troubleshoot any problem areas.Convenient, support 14 languages, 2. 4-inch tft lcd screen, front led light, five-key control, 0-5v power supply, fast and upgraded Electrical TesterThis is the latest generation of an intelligent electrical system circuit tester. Self-check function&circuit breaker protection&buzzer promptbefore using the automotive circuit tester, the quick self-check function of the probe can ensure that the tester is in good condition.
More information #ad
If a short circuit or fault causes the output voltage to be greater than or less than the set value of 01v, the device will beep. The circuit breaker protection can protect the tool and your components from overload. Intelligent and multifunctional electrical testerthe main functions include voltage, Oscilloscope mode, Injector test, diode, current and frequency, Relay test, positive and negative smart test, open and short circuit, Follow and locate short circuits, resistance, Component activation, Check for bad ground contacts, Multimeter mode voltage, resistance, etc. System online upgrade, no battery, 9-grid interface design, Self-check function, 6m/20ft extension test line, Circuit breaker protection, Humanized hook, Buzzer prompt, etc. Oscilloscope mode & fuel injector test & relay testthe oscilloscope mode of the circuit tester can display the voltage, time and other parameter curves of the component under test.
Brand | CMTOOL #ad |
Manufacturer | CMTOOL #ad |
Part Number | AY-29 |
More information #ad
9. Autel
#ad
Electrical System Diagnosis Tool Car Voltage Tester Digital Voltmeter Red, Autel Power Circuit Probe Tip, PS100 Powerscan Automotive Circuit Tester
#adAutel #ad - Protect your vehicleautel powerscan can immediately check for bad ground contacts and quickly track down shorts without losing fuses. Even in a dark environment where you can't see clearly, PS100 fuse tester automotive kit can give you a good view. Long cablethe ps100 powerscan circuit tester contain 20ft extendable cable provides excellent accessibility to test along the vehicle.Power switch with a flip of the power switch, you have an instant hot/ground lead for powering up electrical components like cooling fans, relays, testing fuses etc.
More information #ad
Electrical testerps100 electrical tester can easy to read avometer, ac voltage, so you can easily use your fingers to control powerscan diagnosis of DC Voltage, Resistance and Diode of 12v-24v electrical systems. Flashlight built-in flashlight enables you to work in the dark. Circuit testerthe ps100 autel circuit tester automotive tool will test the positive, checking good and bad grounds, also testing for continuity, diagnosing circuit failures, activating components on and off the vehicle, sensing MIN /MAX voltage, negative, and open circuit easliy, etc. Also, the unit provides higher safety for the user, as it is protected by a circuit breaker, which is a safe measure to protect the unit and your components from overload.
Brand | Autel #ad |
Manufacturer | Autel #ad |
Height | 3.7 Inches |
Length | 10 Inches |
Weight | 0.23 Pounds |
Width | 7.4 Inches |
Part Number | Autel PS100 |
Model | Autel Powerscan |
More information #ad
10. AWBLIN
#ad
DC 2.6V-32V Auto Electric Tester Light Tool with Voltmeter and Probe for Checking Vehicle Car Truck Motorcycle Boat Fuses and Battery Voltage, AWBLIN Automotive Test Light Digital LED Circuit Tester
#adAWBLIN #ad - Widely usethis professional automotive heavy duty circuit test light designed to test 2. 6-32v dc voltage. Quickly check automotive headlights, fuses, taillights, connections, turn signal circuits, faulty sockets, broken wires and more. This does not need to take up too much space in your toolbox or any storage area, anywhere.Circuit board with line protection function, safer and more burn-resistant. Bidirectional current voltage testing mode, LED lights are not affected by light brightness, you can attach the alligator clamp either to negative or positive ground, red light indicates positive polarity and green light indicates negative polarity.
More information #ad
Compared with lcd, and can be read accurately in daytime or dark areas. Can be used to detect power, ground and find shorts and breaks in wires. Flexible to use & carryextra long 96” pu spring wire increases flexibility, range, it is convenient to use anytime, and freedom when testing. Computer safeequipped with pure copper clip and insulation protective cover,which can better grip the body and screws, insulation protection against electric shock. A sharp stainless steel probe with protective rubber tip can reach into tight places and pierce insulation. 100% satisfactionif you have any dissatisfaction for any reason, please feel free to let us know and we will do our best to assist you. Compared to cable wires, coil spring wires are lighter and easier to carry.
Brand | AWBLIN #ad |
Manufacturer | AWBLIN #ad |
Part Number | AWBLIN |
Warranty | AWBLIN Automotive Test Light offer 1-Year quality assurance & 12-Month refund & timely 24/7 after-sale services. |
More information #ad