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Repair testing / 8 sub-categories

Automotive Repair & Testing Equipment

Diagnostic tools for leak tracing, visual inspection, battery health, circuits, pressure, spark, oil, and electrical readings.

Leak tracingSmoke Leak DetectorFind EVAP, intake, vacuum, exhaust, and sealed-system leaks faster. Visual inspectionSmart Articulating BorescopeInspect cylinders, pipes, panels, and hidden spaces with controlled camera movement. Battery healthBattery System TesterCheck battery, starting, charging, and electrical supply conditions. Circuit diagnosisAutomotive Circuit TesterTrace power, ground, continuity, shorts, and component activation faults. Fluid checkOil Analysis TesterEvaluate oil condition and contamination clues before deeper diagnosis. CompressionEngine Pressure TesterMeasure cylinder, fuel, vacuum, and pressure performance. Ignition testSpark Plug TesterVerify ignition spark behavior and plug performance before replacement. Electrical meterAutomotive Diagnostic MultimeterRead voltage, resistance, current, frequency, and automotive signals.

Repair maintenance / 6 sub-categories

Automotive Repair & Maintenance Equipment

Service equipment for fluid exchange, A/C diagnostics, refrigerant recovery, oil handling, and cooling-system work.

ATF serviceTransmission Fluid ExchangerExchange automatic transmission fluid with controlled flow. Brake fluidPulsating Brake Fluid ExchangerFlush brake fluid with pulsed pressure for consistent bleeding. A/C gaugeSmart Digital Manifold GaugeMonitor refrigerant pressure, vacuum, temperature, and A/C data. A/C recoveryRefrigerant Recovery MachineRecover, vacuum, and recharge refrigerant for repeatable A/C service. Oil handlingPneumatic Oil Drainer & ExtractorDrain and extract used oil cleanly in service environments. Cooling serviceCooling System Tester and FillerPressure test, vacuum fill, and reduce trapped air.

Carbon cleaning / 3 sub-categories

Carbon Deposit Cleaning Equipment

Carbon-removal equipment for injectors, intake valves, components, and workshop cleaning jobs.

Injector benchFuel Injector Cleaner & TesterClean injectors and compare spray, flow, leakage, and atomization. Walnut blastingWalnut Sand De-Carbon CleanerRemove intake valve carbon deposits using walnut media. Dry ice cleaningDry Ice Blasting MachineClean carbon, grease, and grime with reduced residue.

Wheel tire / 3 sub-categories

Wheel and Tire Repair Equipment

Equipment for alignment, lifting, tire repair, tire mounting, and service-bay workflows.

Alignment3D Wheel Aligner MachineMeasure alignment angles and support tire-wear correction. Bay liftingLifting EquipmentLift vehicles for underbody, tire, brake, and suspension work. Tire serviceServe the TireSupport tire mounting, balancing, repair, and routine tire service.

Tool storage / 1 sub-category

Workshop Tool Storage Series

Storage products for keeping workshop tools, test equipment, and accessories organized.

Shop organizationWorkshop Tool StorageKeep diagnostic tools and repair equipment organized by bay.

EV charging / 1 sub-category

Electric Vehicle Charger Series

EV charging products for new-energy vehicle service, workshop use, and installation scenarios.

New energyEV ChargingBrowse electric vehicle charging products for garage and shop use.

OBD diagnosis / 4 sub-categories

OBD Diagnostic Tools

OBD-related testers, cable products, used-car inspection tools, and key frequency diagnostics.

Used car checkUsed Car Diagnostic TesterInspect used vehicles and identify hidden system faults. Key signalAutomotive Key Frequency TesterCheck remote key frequency signals and key diagnostics. Connector cableOBD CablesFind diagnostic cables and connectors for vehicle interfaces. Cable setOBD Cable SeriesBrowse OBD cable families for models, adapters, and setups.

Accessories / 8 sub-categories

Accessories

Replacement parts, adapters, consumables, cables, and add-ons for major diagnostic and service equipment.

Alignment parts3D Wheel Aligner AccessoriesTargets, clamps, parts, and support items for alignment machines. Leak accessoriesSmoke Leak Detector AccessoriesAdapters, hoses, caps, and consumables for smoke testing. Camera partsAutomotive Inspection Camera AccessoriesCamera probes, hooks, mirrors, cables, and inspection attachments. Injector partsFuel Injector Cleaner & Tester AccessoriesAdapters, tubes, seals, and service parts for injector benches. Walnut partsWalnut Blasting Machine AccessoriesNozzles, hoses, adapters, and parts for walnut de-carbon cleaning. Dry ice partsDry Ice Blasting Machine AccessoriesNozzles, tubes, fittings, and support for dry ice blasting. A/C partsA/C Refrigerant Recovery & Recharge Machine AccessoriesHoses, couplers, filters, fittings, and service parts for A/C machines. Battery partsBattery Tester AccessoriesClamps, cables, adapters, and add-ons for battery testers.

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AUTOOL BT Electrical Circuit Tester 6V-30V Electrical Tester

AUTOOL BT Electrical Circuit Tester 6V-30V Electrical Tester

Price range: US$17.90 through US$169.00

Key Features

Electrical Fault Checks
Model-Based Functions
6V-30V Coverage

Model

Ship From

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☰ REQUEST BULK / B2B QUOTE

Secure checkoutFast supportBulk ready

AUTOOL BT Series

Product Overview

AUTOOL BT Electrical Circuit Tester is designed for rapid testing of vehicle electrical systems in cars, trucks, motorcycles, and other automotive applications. The BT series helps technicians test circuit polarity, continuity, grounding, voltage, resistance, diode condition, temperature, relay operation, injector operation, and short circuit conditions depending on the model. From the basic BT160 circuit checker to the advanced BT280 power probe with oscilloscope, multimeter, smart test, online update, relay test, injector test, and component activation functions, this series improves vehicle electrical inspection efficiency and helps users choose the right tester for different diagnostic needs.

Circuit Test Polarity / Continuity Voltage / Resistance Overload Protection

BT160Basic Tester

BT210Temperature Test

BT26012m Cable

BT280Oscilloscope

How To Use

Choose BT160, BT210, BT250, BT260, or BT280 based on operating voltage, screen display, temperature testing, multilingual interface, cable length, and advanced diagnostic functions.

Need A Basic 6-24V Circuit Tester?

Choose BT160 if you need a basic 6-24V automotive circuit tester with polarity test, grounding test, continuity test, diode test, DC voltage detection mode, current overload protection, and a 4m power cable.

Need Temperature Testing?

Choose BT210. Only BT210 supports temperature testing. It also supports voltage test, continuity test, polarity test, LED light, overload protection, and 9-30V operation.

Need A Screen Display?

Choose BT250, BT260, or BT280 if you need a TFT color display. BT250 and BT260 use 160×128dpi screens, while BT280 upgrades to a 320×240dpi screen.

Need Diode Testing And Multilingual Support?

Choose BT250, BT260, or BT280 for diode test mode and multilingual screen operation. BT250 and BT260 support 9 languages, while BT280 supports 14 languages.

Need A Longer Power Cable For Trucks?

Choose BT260 if cable reach is the priority. It has the longest listed power cable at 12m, making it suitable for trucks, heavy vehicles, and larger service areas.

Need Relay Test, Oscilloscope, Injector Test, Or Online Update?

Choose BT280. Only BT280 supports relay test, injector test, 0-5V power supply, component activation, oscilloscope mode, multimeter mode, smart test, and online update.

Product Comparison

Compare BT160, BT210, BT250, BT260, and BT280 before choosing the right circuit tester for voltage range, measurement range, cable length, screen display, language support, temperature test, relay test, injector test, oscilloscope function, and online update needs.

BT160 FocusBasic 6-24V tester with 4m cable, polarity test, grounding test, continuity test, diode test, DC voltage detection, and overload protection

BT210 Focus9-30V tester with temperature test, LED light, voltage test, continuity test, polarity test, and overload protection

BT250 FocusScreen model with 0-65V DC / AC voltage range, resistance detection, diode test, 9 languages, and 160×128dpi TFT display

BT260 FocusScreen model with 12m cable, 0-65V DC / AC voltage range, resistance detection, diode test, and 9 languages

BT280 FocusAdvanced 9-30V model with 0.1-100V voltage range, 0-18A current range, 320×240dpi display, relay test, injector test, oscilloscope, multimeter, smart test, and online update

Decision CheckCompare operating voltage, measurement range, power cable length, screen, language support, temperature test, relay / injector / oscilloscope needs, and update support before ordering

AUTOOL BT160 BT210 BT250 BT260 BT280 electrical circuit tester comparison chart

Key Features

The BT circuit tester series covers basic circuit checks, power probe operation, voltage and resistance measurement, diode testing, screen-based operation, and BT280 advanced diagnosis functions.

Core Circuit Testing

Supports polarity test, continuity test, voltage test, grounding test, jumper operation, and circuit diagnosis for vehicle electrical systems depending on the model.

Protection And Short Circuit Support

Current overload protection and short circuit tracking help improve testing safety during vehicle circuit inspection and component diagnosis.

Voltage / Resistance Measurement

Selected models support DC / AC voltage measurement and resistance detection. BT280 provides the widest listed voltage range in this series.

Screen And Multilingual Operation

BT250, BT260, and BT280 include TFT color displays and multilingual support, making test results easier to read and compare during diagnosis.

Temperature And LED Support

BT210 is the only model with temperature testing. BT210, BT250, BT260, and BT280 include LED light support for better visibility during electrical inspection.

Advanced Diagnostic Functions On BT280

BT280 adds relay test, injector test, 0-5V power supply, component activation, oscilloscope mode, multimeter mode, smart test, and online update.

Series Summary

BT Circuit Tester Capability Summary

Use this compact table to confirm the main differences before ordering. Exact function availability should follow the comparison chart and selected product option.

Series Overview
Product Series	AUTOOL BT Electrical Circuit Tester / Automotive Circuit Tester / Power Probe Tester
Models Mentioned	BT160, BT210, BT250, BT260, BT280
Vehicle Coverage	Cars, trucks, motorcycles, and other vehicle electrical systems depending on model voltage support
Primary Use	Circuit polarity, continuity, voltage, resistance, grounding, diode, temperature, relay, injector, oscilloscope, and component activation testing depending on model
Model Notes
BT160	6-24V operation, 4m cable, polarity test, grounding test, continuity test, diode test, DC voltage detection mode, and current overload protection
BT210	9-30V operation, 4m cable, temperature test, LED light, voltage test, continuity test, polarity test, and overload protection
BT250	Screen display, 160×128dpi TFT, 9 languages, diode test, resistance detection, 0-65V DC / AC voltage range, and overload protection
BT260	Screen display, 160×128dpi TFT, 9 languages, 12m cable, diode test, resistance detection, 0-65V DC / AC voltage range, and overload protection
BT280	320×240dpi display, 14 languages, 0.1-100V voltage range, 0-18A current range, relay test, injector test, oscilloscope, multimeter, smart test, 0-5V power supply, component activation, and online update

Series Overview

Product SeriesAUTOOL BT Electrical Circuit Tester / Automotive Circuit Tester / Power Probe Tester

Models MentionedBT160, BT210, BT250, BT260, BT280

Vehicle CoverageCars, trucks, motorcycles, and other vehicle electrical systems depending on model voltage support

Primary UseCircuit polarity, continuity, voltage, resistance, grounding, diode, temperature, relay, injector, oscilloscope, and component activation testing depending on model

Model Notes

BT1606-24V operation, 4m cable, polarity test, grounding test, continuity test, diode test, DC voltage detection mode, and current overload protection

BT2109-30V operation, 4m cable, temperature test, LED light, voltage test, continuity test, polarity test, and overload protection

BT250Screen display, 160×128dpi TFT, 9 languages, diode test, resistance detection, 0-65V DC / AC voltage range, and overload protection

BT260Screen display, 160×128dpi TFT, 9 languages, 12m cable, diode test, resistance detection, 0-65V DC / AC voltage range, and overload protection

BT280320×240dpi display, 14 languages, 0.1-100V voltage range, 0-18A current range, relay test, injector test, oscilloscope, multimeter, smart test, 0-5V power supply, component activation, and online update

Before You Order And Use

Confirm voltage range, cable length, screen requirement, language support, temperature test needs, and advanced diagnostic function requirements before choosing a BT circuit tester.

Purchase And Function Notes

This page covers BT160, BT210, BT250, BT260, and BT280 electrical circuit testers.
BT160 operates at 6-24V; BT210, BT250, BT260, and BT280 operate at 9-30V.
Only BT210 supports temperature testing.
BT250, BT260, and BT280 include TFT color display.
BT250 and BT260 support 9 languages; BT280 supports 14 languages.
BT260 has the longest listed power cable at 12m.
BT280 is the only model with relay test, injector test, oscilloscope mode, multimeter mode, smart test, and online update.
BT280 supports a 0-18A current measuring range; other listed models support 0-10A.

Products comparison of BT160, BT260 and BT280

AUTOOL BT160 AUTOOL BT160 Car Circuit Tester is the best electrical tester to reduce the diagnostic time in automotive electrical systems. After a simple connection of.

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Questions And Answers

These answers cover screen display, temperature testing, diode testing, multilingual support, long cable selection, relay testing, oscilloscope function, injector testing, online update, and key differences between BT160, BT210, BT250, BT260, and BT280.

Which BT Circuit Tester Has A Screen Display?

Which Model Supports Temperature Testing?

Which Models Support Diode Testing And Multilingual Support?

Which Model Has The Longest Power Cable?

Which Model Supports Relay Testing And Oscilloscope Function?

Which Model Supports Injector Test And Component Activation?

Which Model Supports Online Update?

What Is The Difference Between BT160 And BT210?

What Is The Difference Between BT250 And BT260?

Why Choose BT280?

Warranty And Contact

For BT160 / BT210 / BT250 / BT260 / BT280 model selection, circuit tester function confirmation, temperature test, diode test, relay test, oscilloscope function, cable length, product comparison, discounts, or pre-sale support, contact AUTOOL Store directly.

Pre-Sales And Product Support

Use support if you need help choosing the correct BT circuit tester, confirming whether you need a display screen, selecting a long-cable model, checking temperature test requirements, or deciding whether BT280 advanced functions are required.

BT160 / BT210 / BT250 / BT260 / BT280 model selection
Circuit tester function confirmation
Temperature test / diode test / relay test / oscilloscope selection
Cable length and truck-use confirmation
Product comparison and discount support

Email Supportsupport@autoolstore.com WhatsApp Support+86 189 2647 7404

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Automotive Repair & Testing Equipment

Automotive Repair & Maintenance Equipment

Carbon Deposit Cleaning Equipment

Wheel and Tire Repair Equipment

Workshop Tool Storage Series

Electric Vehicle Charger Series

OBD Diagnostic Tools

Accessories

AUTOOL BT Electrical Circuit Tester 6V-30V Electrical Tester

Product Overview

How To Use

Need A Basic 6-24V Circuit Tester?

Need Temperature Testing?

Need A Screen Display?

Need Diode Testing And Multilingual Support?

Need A Longer Power Cable For Trucks?

Need Relay Test, Oscilloscope, Injector Test, Or Online Update?

Product Comparison

Key Features

Core Circuit Testing

Protection And Short Circuit Support

Voltage / Resistance Measurement

Screen And Multilingual Operation

Temperature And LED Support

Advanced Diagnostic Functions On BT280

BT Circuit Tester Capability Summary

Before You Order And Use

Purchase And Function Notes

Related Products

Related Guides

Questions And Answers

Warranty And Contact

Pre-Sales And Product Support

Reviews

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