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12V Car Battery Tester with LED Display and Reverse Connection Alarm
12V Car Battery Tester with LED Display and Reverse Connection Alarm
12V Car Battery Tester with LED Display and Reverse Connection Alarm
12V Car Battery Tester with LED Display and Reverse Connection Alarm
12V Car Battery Tester with LED Display and Reverse Connection Alarm
12V Car Battery Tester with LED Display and Reverse Connection Alarm
12V Car Battery Tester with LED Display and Reverse Connection Alarm
12V Car Battery Tester with LED Display and Reverse Connection Alarm
12V Car Battery Tester with LED Display and Reverse Connection Alarm
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12V Car Battery Tester with LED Display and Reverse Connection Alarm

Prix régulier $23.99 Prix soldé $19.99

Pourquoi les clients l’adorent

Know Your Battery at a Glance

This compact ANENG BT-171 tester gives quick, accurate voltage readings for 12V automotive batteries, helping you assess charge levels and alternator performance at a glance.

  • High-sensitivity measurement with fast response and simple operation
  • Tests battery real-time voltage and indicates charge status via color-coded LEDs
  • Checks generator/alternator output to confirm charging system health
  • Reverse polarity protection with buzzer and indicator alert
  • Backlit LED reverse display ensures clear readability in low-light conditions
  • Compact, portable design for easy handling and storage
12V Car Battery Tester with LED Display and Reverse Connection Alarm

Why You'll Love It

Quick, Accurate Voltage Readings

Get dependable 12V battery voltage readings in seconds, so you always know where your charge level stands before hitting the road.

Safety-First Reverse Protection

The buzzer and indicator instantly alert you to incorrect connections, protecting both you and your vehicle from costly mistakes.

No Batteries Required

Operates directly from the battery being tested, which means it works whenever you need it—no spare cells to hunt for.

Backlit LED Display

The reverse LED display stays clearly readable even in low-light conditions, making garage and roadside checks a breeze.

Specs

The details that matter

Built to last outdoors, season after season.

Voltage
12V
Display
LED
Material
ABS insulation
Model
ANENG BT-171
Product Type
Battery Tester

Comparison

How It Compares

Not all products in this category are built the same.

Feature
SmartPicksWorld
Typical alternative
Reverse polarity protection
Buzzer and indicator alert on incorrect connections
Often lacks any warning, risking damage
Display visibility
Backlit LED reverse display for low-light readability
Basic display that is hard to read in dark conditions
Power source
No batteries required—operates directly from the tested battery
Typically needs separate batteries that can run out
Charge status
Color-coded LEDs indicate charge level at a glance
Simple readings without clear visual status cues
Charging system check
Confirms generator/alternator output health
Voltage readout only, no alternator verification

Notre promesse d’achat sans souci

Si votre commande arrive endommagée, défectueuse ou non conforme à la description, contactez-nous sous 14 jours et nous corrigerons cela par un remplacement ou un remboursement.

Frequently asked questions

Everything you might want to know before you order.

What voltage does the ANENG BT-171 tester support?

This battery tester is designed for 12V automotive batteries, delivering quick and accurate voltage readings for professional and DIY use.

How do I know if I connect the tester incorrectly?

Reverse polarity protection is built in: a buzzer and indicator alert you to incorrect connections, helping prevent damage to the tool or your vehicle.

Does the tester need its own batteries to operate?

No, it operates directly from the battery being tested, so no separate batteries are ever required.

Can I check my car's alternator or charging system?

Yes, the tester checks generator/alternator output to confirm your charging system is healthy, and it indicates charge status via color-coded LEDs.

Is the tester safe for everyday handling?

It features durable ABS insulation material, providing safe protection during everyday use while keeping the unit compact and portable for storage.

Livraison et retours

Livraison

  • Livraison vers États-Unis (selon le pays/région sélectionné).
  • Délai estimé : 3–15 jours ouvrés après expédition.
  • Frais de livraison : Gratuits.

Retours

Vous pouvez demander un retour dans les 14 jours suivant la livraison. Les retours standard sont soumis à des frais de retour forfaitaires de 4,00 € EUR (environ 4,66 $ USD), déduits de votre remboursement. Le retour est gratuit si l'article est arrivé endommagé, défectueux ou incorrect. Les articles doivent être inutilisés et dans leur emballage d'origine si possible. Contactez-nous avant tout renvoi.