Buying guide
Roadside & Car Care
Updated How we research
Keep every vehicle running and never get stranded in the driveway again. The page is split into four sections (Never Get Stranded; Perfect Tire Pressure; Read the Check-Engine Light; Keep Batteries Healthy), followed by every pick ranked by our score so you can compare them in one place.
The short version
We compared 16 picks. Our scores range from 5.5 to 9.4 out of 10.
- Best overall:XTOOL D7 Bidirectional Scan Tool, AI-Assisted OBD2 Scanner Diagnostic Tool, 39+ Resets, ECU Coding, Full System Car Scanner with EPB, Injector Test, Throttle. Highest overall score in this guide at 9.4/10.
- Also great value:TowerTop 2/10/25 Amp 12V Smart Car Battery Charger, Fully Automatic Battery Maintainer with Engine Start, Auto Desulfator, Battery Repair, Winter Mode. Value score of 9/10, overall 8.6/10.
- Solid build:NOCO Boost GB70 2000A UltraSafe Jump Starter, 12V Lithium Battery Booster Pack, Portable Jump Box, Power Bank & Jumper Cables, for 8.0L Gas and 6.0L Diesel Engines. Build and materials score of 9/10, overall 8.8/10.
- Feature-rich:AstroAI Cordless Tire Inflator Portable Air Compressor Fast Inflation 160 PSI Air Pump 20V Rechargeable Battery Powered with 12V DC Adapter. Features score of 9/10, overall 8.6/10.
Scores are our editorial assessment, not customer ratings. How we score
Never Get Stranded
- NOCO Boost GB70 2000A UltraSafe Jump Starter, 12V Lithium Battery Booster Pack, Portable Jump Box, Power Bank & Jumper Cables, for 8.0L Gas and 6.0L Diesel EnginesOur score8.8/10
- NOCO Boost GB40 12V 1000A UltraSafe Portable Lithium Jump Starter, Power Bank, 100-Lumen LED Flashlight, For 6.0L Gas and 3.0L Diesel EnginesOur score8.6/10
- AVAPOW 6000A Car Battery Jump Starter Portable (12V DC Output for All Gas or up to 12L Diesel), Jump Box for Car Battery with USB3.0 Power Bank, Jump Pack with SOS Bright LightOur score8.3/10
- DBPOWER Peak 3000A 18000mAh Portable Car Jump Starter (up to 8.0L Gas, 6.0L Diesel Engine) Battery Booster with Smart Charging Port, Compass, LCD Screen and LED LightOur score7.8/10
Perfect Tire Pressure
- AstroAI Cordless Tire Inflator Portable Air Compressor Fast Inflation 160 PSI Air Pump 20V Rechargeable Battery Powered with 12V DC AdapterOur score8.6/10
- Airmoto Tire Inflator Portable Air Compressor for Cars, Bikes and Bicycles | Cordless Air Pump With Digital Pressure Gauge, Bright LED & Auto Shut-OffOur score8.4/10
- AstroAI AIRUN H Tire Inflator Portable Air Compressor, 9.8Ft Cord 12VDC-Powered Auto Shut-Off, Fast Inflation Electric Air Pump for Car TiresOur score8.2/10
- WARWOLF Tire Inflator Portable Air CompressorOur score5.5/10
Read the Check-Engine Light
- XTOOL D7 Bidirectional Scan Tool, AI-Assisted OBD2 Scanner Diagnostic Tool, 39+ Resets, ECU Coding, Full System Car Scanner with EPB, Injector Test, ThrottleOur score9.4/10
- WEJOWE Upgraded OBD2 Scanner Diagnostic Tool, I/M Readiness Battery Test Mode 6/8, Check Engine Light Car Code Reader and Reset Tool, 50,000+ DTCs lookup Live Data StreamOur score8.0/10
- FOXWELL NT301 OBD2 Scanner Live Data Professional Mechanic OBDII Diagnostic Code Reader Tool for Check Engine LightOur score8.0/10
- ANCEL AD410 Enhanced OBD2 Scanner, Vehicle Code Reader for Check Engine Light, Automotive OBD II Scanner Fault Diagnosis for All OBDII Cars 1996+Our score8.0/10
Keep Batteries Healthy
- TowerTop 2/10/25 Amp 12V Smart Car Battery Charger, Fully Automatic Battery Maintainer with Engine Start, Auto Desulfator, Battery Repair, Winter ModeOur score8.6/10
- Battery Tender Plus 12V 1.25 AMP Car & Motorcycle Battery Charger and Maintainer, Float Charge for Automotive, and ATVsOur score8.3/10
- Schumacher Electric 3A Car Battery Charger and Maintainer, 3-in-1 Solution, for 12V Power Sport, Automotive, and Marine Batteries, SP1297Our score8.2/10
- Schumacher Electric 1.5A Car Battery Charger & Maintainer, 6V/12V - SC1355Our score8.0/10
All 16 picks, ranked by our score
Every product from the sections above, listed once. Sort by the criterion you care about most, or tick up to three to compare.
#1XTOOL's D7 bidirectional AI-assisted OBD2 scan tool with 39+ resets, ECU coding, EPB, injector and throttle tests.
Fit for the job 10/10 · Features and specs 10/10 · Build and materials 9/10 · Value 8/10
- + Bidirectional control runs active tests on components
- + 39+ resets cover brakes, throttle and service lights
- + ECU coding goes beyond basic code readers
- - More complex than most DIY users need
- - Higher price than simple check engine readers
#2NOCO Boost GB70 2000A UltraSafe 12V lithium jump starter and power bank for up to 8.0L gas and 6.0L diesel engines.
Fit for the job 9/10 · Features and specs 9/10 · Build and materials 9/10 · Value 8/10
- + 2000A suits big gas trucks and larger diesel engines
- + UltraSafe spark-proof clamps reduce hookup risk
- + Jumper cables and power bank functions in one pack
- - Heavier and pricier than smaller NOCO jump packs
- - Overkill if you only drive a compact car
#3NOCO Boost GB40 12V 1000A UltraSafe lithium jump starter and power bank with a 100-Lumen LED flashlight.
Fit for the job 9/10 · Features and specs 8/10 · Build and materials 9/10 · Value 8/10
- + Rated for up to 6.0L gas and 3.0L diesel engines
- + UltraSafe design protects against reverse polarity mistakes
- + Doubles as a power bank and LED flashlight
- - 1000A may not start very large truck engines
- - Needs periodic recharging while stored in the car
#4AstroAI's cordless 20V rechargeable tire inflator rated 160 PSI with a 12V DC adapter for car or outlet power.
Fit for the job 9/10 · Features and specs 9/10 · Build and materials 8/10 · Value 8/10
- + 160 PSI max handles car, truck and bike tires
- + 20V rechargeable battery allows cordless use
- + 12V DC adapter backs up the battery on long trips
- - Battery needs charging before emergencies
- - Heavier than simple corded 12V inflators
#5TowerTop's 2/10/25 Amp 12V smart battery charger with engine start, auto desulfator, battery repair and winter mode.
Fit for the job 9/10 · Features and specs 9/10 · Build and materials 7/10 · Value 9/10
- + 25 Amp engine start helps crank a weak battery
- + 2 Amp mode maintains batteries during storage
- + Winter mode adjusts charging for cold garages
- - 12V only, so it will not charge older low-voltage batteries
- - Battery repair claims will not revive dead cells
#6Airmoto's cordless portable tire inflator with digital pressure gauge, bright LED and auto shut-off for cars and bikes.
Fit for the job 9/10 · Features and specs 8/10 · Build and materials 8/10 · Value 8/10
- + Cordless design inflates tires without a car outlet
- + Auto shut-off stops at your set pressure
- + Works for bike and bicycle tires too
- - Small battery may need recharging after a few tires
- - Slower than corded compressors on large truck tires
#7AVAPOW's 6000A 12V portable jump starter for all gas and up to 12L diesel engines, with USB3.0 power bank and SOS light.
Fit for the job 8/10 · Features and specs 9/10 · Build and materials 7/10 · Value 9/10
- + 6000A peak covers big diesel engines up to 12L
- + USB3.0 power bank charges phones quickly
- + SOS bright light helps at roadside breakdowns
- - Peak amp claims are hard to compare across brands
- - Large pack is bulkier than compact jump starters
#8Battery Tender Plus 12V 1.25 AMP charger and float maintainer for car, motorcycle and ATV batteries in storage.
Fit for the job 9/10 · Features and specs 7/10 · Build and materials 9/10 · Value 8/10
- + Float charge keeps stored batteries topped up safely for months
- + Battery Tender is a go-to name for seasonal vehicle storage
- + Works with cars, motorcycles and ATVs over the winter
- - 1.25 AMP output is too slow to recharge a dead car battery
- - 12V only, so vintage six-volt systems need another charger
#9AstroAI's AIRUN H 12VDC tire inflator with a 9.8Ft cord, auto shut-off and fast inflation for car tires.
Fit for the job 8/10 · Features and specs 8/10 · Build and materials 8/10 · Value 9/10
- + 9.8Ft cord reaches all four tires from the car outlet
- + Auto shut-off prevents over-inflation
- + 12VDC power means no battery to keep charged
- - Needs the car running or powered outlet to operate
- - Corded design is less convenient for bike tires
#10Schumacher Electric's SP1297 3A 3-in-1 charger and maintainer for 12V power sport, automotive and marine batteries.
Fit for the job 8/10 · Features and specs 8/10 · Build and materials 8/10 · Value 9/10
- + 3-in-1 design charges, maintains and conditions batteries
- + Covers power sport, car and marine 12V batteries
- + 3A output charges faster than basic trickle maintainers
- - No engine start function for jump-starting a flat battery
- - 3A still takes many hours on a large deep-cycle battery
#11WEJOWE's upgraded OBD2 scanner with I/M readiness, battery test, Mode 6/8, code reset and 50,000+ DTCs lookup.
Fit for the job 8/10 · Features and specs 8/10 · Build and materials 7/10 · Value 9/10
- + 50,000+ DTCs lookup explains codes without searching online
- + Battery test and live data add useful diagnostics
- + I/M readiness shows if a car will pass emissions
- - Does not offer bidirectional tests or ABS and SRS systems
- - Lesser-known brand for software updates
#12FOXWELL's NT301 OBD2 code reader with live data for check engine light diagnostics.
Fit for the job 8/10 · Features and specs 7/10 · Build and materials 8/10 · Value 9/10
- + Live data helps confirm if a repair worked
- + FOXWELL NT301 is a proven entry-level code reader
- + Simple menus suit first-time DIY users
- - Engine codes only, so no ABS or airbag systems
- - Wired unit must stay plugged in while reading
#13ANCEL's AD410 enhanced OBD2 scanner and code reader for check engine lights on all OBDII cars from 1996+.
Fit for the job 8/10 · Features and specs 7/10 · Build and materials 8/10 · Value 9/10
- + Works with all OBDII cars from 1996+ model years
- + Enhanced reader gives more detail than basic scanners
- + ANCEL is a popular name in DIY diagnostic tools
- - Limited to engine faults, not transmission or ABS
- - Screen is small for reading live data graphs
#14Schumacher Electric's SC1355 1.5A 6V/12V car battery charger and maintainer for keeping stored vehicles ready.
Fit for the job 8/10 · Features and specs 7/10 · Build and materials 8/10 · Value 9/10
- + 6V/12V support covers cars, motorcycles and mowers
- + Low 1.5A output is ideal for long-term maintaining
- + Schumacher is a long-standing battery charger brand
- - 1.5A charges a flat car battery very slowly
- - Maintainer only, with no engine start function
#15DBPOWER's Peak 3000A 18000mAh portable jump starter for up to 8.0L gas and 6.0L diesel engines, with LCD and compass.
Fit for the job 8/10 · Features and specs 8/10 · Build and materials 7/10 · Value 8/10
- + 18000mAh battery doubles as a big phone power bank
- + LCD screen shows remaining charge at a glance
- + Smart charging port and LED light add versatility
- - Compass is a gimmick for most garage users
- - Older design is bulkier than newer compact packs
#16WARWOLF's portable tire inflator air compressor, a basic compact pump for topping up car tires.
Fit for the job 6/10 · Features and specs 4/10 · Build and materials 6/10 · Value 6/10
- + Compact size stores in a trunk or garage drawer
- + Handy for quick top-ups before a drive
- + Portable design saves trips to the gas station
- - Check the power source and PSI rating before buying
- - Little information to judge build quality
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Based on the last 28 days of search and visitor data.
Garage Setup Hub curates picks for US shoppers. Scores are our editorial assessment. We may earn a commission from links on this page.