Reviews Voltage Tester With Reverse Polarity Protection

ANCEL BST200 12V Car Battery Load Tester with ANCEL PB100 Automotive 12/24V Circuit Tester Probe

  • Includes: 1 x BST200 Battery Tester, 1x PB100 Circuit Tester.
  • Works on automotive 12V 100 - 1100 CCA lead-acid batteries, including regular flooded, AGM flat plate, AGM spiral, and GEL batteries for cars, SUV, motorcycle, light truck, and more..
  • Gives you an accurate result in only 3 seconds, such as CCA value, CCA rating, voltage, internal resistance, state of health, and state of charge, based on the rating standard of CCA, CA, MCA, JIS, DIN, IEC, EN and SAE..
  • A MUST-HAVE TOOL - Designed for voltage & polarity testing, continuity testing, signal circuit testing, supply power/activating components, trailer lights & connections testing. It features red/green polarity indicators, follows & locates short circuits, and checks bad Ground contacts..
  • 4 WORKING MODES - DC Voltage mode for reading the DC voltage with a resolution of 0.1 volts.
  • AC Voltage mode for reading the Max. voltage, the Min. voltage, and frequency.
  • Resistance mode for reading the resistance between the tip and auxiliary ground lead.
  • Diode mode for checking forward bias or reverse bias..
Check Stock

ANCEL PB100 Automotive 12/24V Power Circuit Tester Probe with ANCEL BA201 Car 12V 100-2000 CCA Battery Load Tester

  • Includes: 1 x PB100 Circuit Tester, 1x BA201 Battery Tester.
  • A MUST-HAVE TOOL - Designed for voltage & polarity testing, continuity testing, signal circuit testing, supply power/activating components, trailer lights & connections testing. It features red/green polarity indicators, follows & locates short circuits, and checks bad Ground contacts..
  • 4 WORKING MODES - DC Voltage mode for reading the DC voltage with a resolution of 0.1 volts.
  • AC Voltage mode for reading the Max. voltage, the Min. voltage, and frequency.
  • Resistance mode for reading the resistance between the tip and auxiliary ground lead.
  • Diode mode for checking forward bias or reverse bias..
  • Easy to check the cranking and charging system condition. Cranking test displays cranking time, voltage and status, which helps you test and analyze the starting motor to check it works properly or not. Charging test displays load voltage, unloaded voltage, ripple status, charging system status to avoid damaging the battery and shortening its life greatly due to overcharging or incomplete charging..
  • Monitors the real-time voltage through the Waveform graph, displays current voltage, maximum and minimum voltage during ignition. According to analyze the values of discharge voltage, starting voltage, and cha....
Check Stock

A Complete User's Guide to Samsung Galaxy S20 Series: A Step-By-Step Guide to S20, S20+, and S20 Ultra Phones.

  • ...st connect the smart clip of the automotive digital battery tester to the car battery correctly, you can see the SOH, SOC, power, internal resistance, and discharge capacity of the battery at the same time. Say goodbye to the expensive fee of checking batteries in the auto repair shop after now.
  • Over-voltage/Reverse Protection: By the low-frequency signal injection test, the vehicle battery tester protects the battery during the test. The premium-quality copper clamp features reverse polarity protection and spark resistance for a stable and secure connection during testing.
  • Essential Battery Assistant: As a car battery analyzer equipped with a dot matrix LCD display for us to diagnose battery health issues anywhere. Not only do we offer a quality battery tester but also 2 years warranty and 24 hours online service, please feel free to contact SinoTrack Team.
Check Stock

ANCEL PB100 Automotive 12/24V Power Circuit Tester Probe with ANCEL BA301 6V 12V Battery Load Tester Car Cranking Charging System Test Tool

  • Includes: 1 x PB100 Circuit Tester, 1x BA301 Battery Tester.
  • A MUST-HAVE TOOL - Designed for voltage & polarity testing, continuity testing, signal circuit testing, supply power/activating components, trailer lights & connections testing. It features red/green polarity indicators, follows & locates short circuits, and checks bad Ground contacts..
  • 4 WORKING MODES - DC Voltage mode for reading the DC voltage with a resolution of 0.1 volts.
  • AC Voltage mode for reading the Max. voltage, the Min. voltage, and frequency.
  • Resistance mode for reading the resistance between the tip and auxiliary ground lead.
  • Diode mode for checking forward bias or reverse bias..
  • Works on all 6V & 12V 100 - 2000 CCA lead-acid batteries, analyzes starter cranking and alternator charging condition. Cranking test to test and analyze the starting motor (cranking time, voltage, and status), and the charging test to check and analyze the charging system (load voltage, unloaded voltage, ripple status, charging system status)..
  • Features one-click "waveform" to record the voltage changes (current voltage, maximum and minimum voltage) in a graph during ignition. You'll know if the battery needs to be replaced or not through analyzing the values of discharge voltage, starting voltage, and ch....
Check Stock

Car Battery Tester 12V 24V Automotive Battery Load Tester CCA Digital Auto Battery Analyzer Accurate Battery Diagnostic Tool for Car Truck Motorcycle ATV SUV Boat Yacht

  • ...onnect the smart clip of the automotive digital battery tester to the car battery correctly, you can see the SOH, SOC, power, internal resistance, and the discharge capacity of the battery at the same time. Say goodbye to the expensive fee of checking batteries in the auto repair shop after now.
  • Over-voltage/Reverse Protection: By the low-frequency signal injection test, the vehicle battery tester protects the battery during the test. The premium-quality copper clamp features reverse polarity protection and spark resistance for a stable and secure connection during testing.
  • Essential Battery Assistant: As a car battery analyzer equipped with a dot matrix LCD display for us to diagnose battery health issues anywhere. Not only do we offer a quality battery tester but also 2 years warranty and 24 hours online service, please feel free to contact SinoTrack Team.
  • Warm Tips: Please remove the screen protector before use. Just like a phone screen influenced bright light will also reduce the screen display clarity. Please tilt the tester to 60° or view the tester screen from 6 o'clock for a better view of the data when reading data under strong sunlight..
Check Stock

Female Led Relationship Guide: How to Be a Femdom and Have the Perfect Female Domination Domestic Discipline Marriage or Relationship

  • 【Easy-to-use multi-function probe tester】The main functions of this power circuit probe tester include voltage and polarity test, continuity test, signal circuit test, current test, circuit breaker protection, relay test, injector test and cleaning, component activation and testing, poor ground testing, tracking and locating shorts, etc. It beeps to indicate the result while testing and is the most versatile and practical dedicated circuit repair test tool its users have ever had..
  • 【Best Electrical Tester】This electrical tester can supply power to electrical components, with reverse connection protection circuit, it is an advanced test tool for positive and negative line judgment. It shortens the diagnostic time of all 6 to 40 volt vehicle electrical systems, and is suitable for DC 6-40v cars, motorcycles, trucks, buses, construction vehicles, ships, tractors, mining vehicles and other vehicles that use DC circuits..
  • 【Quick Self Test & Relay Test & Circuit Breaker Protection】GODIAG GT101 circuit tester has quick self test function, which can ensure the tester is in good condition before use. The GT101 Probe Tester Kit can quickly detect whether t....
Check Stock

Car Battery Tester 12V 24V Automotive Battery Tester CCA Digital Auto Battery Analyzer Accurate Battery Diagnostic Tool for Car Truck Motorcycle ATV SUV Boat Yacht (8-30V)

  • ...st connect the smart clip of the automotive digital battery tester to the car battery correctly, you can see the SOH, SOC, power, internal resistance, and discharge capacity of the battery at the same time. Say goodbye to the expensive fee of checking batteries in the auto repair shop after now.
  • Over-voltage/Reverse Protection: By the low-frequency signal injection test, the vehicle battery tester protects the battery during the test. The premium-quality copper clamp features reverse polarity protection and spark resistance for a stable and secure connection during testing.
  • Essential Battery Assistant: As a car battery analyzer equipped with a dot matrix LCD display for us to diagnose battery health issues anywhere. Not only do we offer a quality battery tester but also 2 years warranty and 24 hours online service, please feel free to contact SinoTrack Team.
  • Upgrade Clear Display Screen: Please remove the screen protector before use. This upgrade version battery tester screen has a great visiable white background and black data display, it will very clear though under the strong sunlight. No worry for the dim display when you test the battery outside..
Check Stock

ANCEL BA101 12V 100-2000 CCA 220AH Automotive Battery Load Tester with ANCEL PB100 Circuit Probe Vehicle Diagnostic Volt Meter 12V/24V AC/DC Resistance Detector

  • Includes: 1x BA101 Battery Tester, 1x PB100 Circuit Tester.
  • Small compact design, fast scan and direct test results display are some of BA101’s benefits. It’s a simple and easy yet quick and accurate tool for analyzing the health of a 12V battery. It tells you everything about battery’s voltage, charge, cranking power, and how much life is left of it (level of Ohm resistance)..
  • It checks the alternator's charging and starter's cranking conditions. Vehicle charging system test is also available, including load voltage, unloaded voltage, ripple status and charging system status..
  • A MUST-HAVE TOOL - Designed for voltage & polarity testing, continuity testing, signal circuit testing, supply power/activating components, trailer lights & connections testing. It features red/green polarity indicators, follows & locates short circuits, and checks bad Ground contacts..
  • 4 WORKING MODES - DC Voltage mode for reading the DC voltage with a resolution of 0.1 volts.
  • AC Voltage mode for reading the Max. voltage, the Min. voltage, and frequency.
  • Resistance mode for reading the resistance between the tip and auxiliary ground lead.
  • Diode mode for checking forward bias or reverse bias..
Check Stock

Auto Meter SB-300 Intelligent Handheld Battery Tester

  • Tests flooded, deep cycle, and AGM batteries with CCA range of 100-1600 - also detects discharged batteries, bad cells, and has built in reverse polarity protection..
  • This tester applies a true 40 amp load to the battery in order to simulate real world operating conditions consistent with BCI (Battery Council International) testing standards..
  • Battery test results include: Measured true CCA, voltage and percent of charge, and the battery's state of health (good, near end of life, or bad)..
  • Automatically stores the last 100 tests in memory..
  • 30" - 16 gauge leads with professional grade clamps that are easily field serviceable..
Check Stock

Schumacher - BT55U Compact 6V/12V/24V Battery and 12V Alternator Tester,Black

  • COMPATIBILITY: Compatible with 12V alternators and 6V/12V/24V SLI and VRLA, AGM, and gel batteries.
  • ACCURATE TESTING: Hand-held, lightweight tester checks the state of battery charge and charging system output.
  • LCD SCREEN: LCD display interface with easy-to-read results.
  • LED INDICATORS: 2 LED indicator lights and simple button controls for ease of use.
  • SAFETY FEATURES: Over-voltage and reverse-polarity protection.
Check Stock

Car Battery Tester 12v Car Battery Load Tester on Cranking Charging System, TOPDON AB101 100-2000 CCA Alternator Analyzer Battery Health on Cars/SUVs/Light Trucks with Flooded AGM Gel Types

  • ...k ripple status, load voltage, and charging system status to find out the common faults of the charging system..
  • Ease to Use & Safe: This car battery tester works on batteries both in and out of the vehicle and supports multiple languages: English, Russian, Spanish, French, German, and Italian. With reverse polarity protection function, the battery tester protects the vehicle battery and itself from being damaged when two clamps are connected reversely..
  • Buy with Confidence: This car battery tester comes with a 1-year warranty for any problems. The auto battery tester will automatically start up after the two clamps are correctly connected (the Red clamp holds the “+”, the Black one holds the “-”). There’s no need to update any software ‒ the battery tester works well all the time..
Check Stock

AWBLIN Automotive Test Light 3-60V DC Digital LED Circuit Tester, Heavy Duty Light Tester with Voltmeter, Auto Bidirectional Voltage Tester Electric Test Pen

  • [UNIQUE DESIGN- ANTI-LOST NEEDLE GUARD PROTECTION]: Adopt the integrated structure design of the probe protection cover, needle guard function is added to ensure that there will be no stab wounds and the guard will not be lost. Convenient to carry and take it wherever you go..
  • [LED INDICATION, BIDIRECTIONAL VOLTAGE TESTING]: This upgrade circuit test light is a bidirectional voltage tester. You can attach the alligator clamp either to negative or positive ground, there is also a light emitting diode on the circuit board for polarity indication, red light indicates positive polarity and green light indicates negative polarity..
  • [WIDER VOLTAGE RANGE] Compared with the auto electrical tester on the market, the maximum voltage measured is only 48V, but the maximum voltage that our technology can measure is upgraded to 60V. AWBLIN circuit test is ideal for checking various vehicles electrical circuits, quickly check automotive headlights, taillights, turn signal circuits, faulty sockets, fuse connections, also for testing other 3-60V DC wirings and circuits..
  • [COMPUTER SAFE, DURABLE & FLEXIBLE]: The professional auto circuit tester has a built-in circuit board chip, which is safer and more durable than traditional test lights and prevents the car comput....
Check Stock

AWBLIN Upgraded Automotive Buzzer Test Light 4-60V DC Digital LED Circuit Tester, Heavy Duty Light Tester with Voltmeter, Auto Bidirectional Voltage Tester Electric Test Pen

  • [UNIQUE DESIGN- ANTI-LOST NEEDLE GUARD PROTECTION]: Adopt the integrated structure design of the probe protection cover, needle guard function is added to ensure that there will be no stab wounds and the guard will not be lost. Convenient to carry and take it wherever you go..
  • [LED INDICATION, BIDIRECTIONAL VOLTAGE TESTING]: This upgrade circuit test light is a bidirectional voltage tester. You can attach the alligator clamp either to negative or positive ground, there is also a light emitting diode on the circuit board for polarity indication, red light indicates positive polarity and green light indicates negative polarity..
  • [BUZZER WARNING]: The LED light will be on and there will be a buzzing sound during the test..
  • [COMPUTER SAFE, DURABLE & FLEXIBLE]: The professional auto circuit tester has a built-in circuit board chip, which is safer and more durable than traditional test lights and prevents the car computer board from burning out. Spring wire can be freely stretched up to 102 inches, with a wide measuring area.
  • Anti-bending design of the tail wire, no need to worry about bad contact of the line..
Check Stock