ANENG BT-171 12V Multifunctional Battery Tester – LED Display Auto Repair Diagnostic Tool for Vehicle & Electrician Battery Detection

Keep your vehicle and electrical systems running at peak performance with the ANENG BT-171 12V Multifunctional Battery Tester. Designed for auto repair professionals, electricians, and DIY users, this compact diagnostic tool delivers fast and accurate readings of battery voltage and charging system health with ease.

Equipped with a clear LED reverse display screen and battery status indicators, the BT-171 provides real-time insights into your 12V battery condition. Whether you're testing a car battery or checking a generator charging system, this tool ensures you get reliable results in seconds.

Built for convenience and safety, the tester features a durable rubber body and alligator clips for secure connection. It also includes reverse polarity alarm protection and overvoltage safety functions, helping prevent damage caused by incorrect connections.

Simple to operate and highly efficient, the ANENG BT-171 displays voltage readings instantly once connected correctly. During generator testing, it clearly shows output voltage and system status, making it an essential tool for troubleshooting automotive and electrical issues.

Compact, portable, and CE-certified, this battery tester is ideal for workshops, garages, roadside emergencies, and home use—helping you quickly detect battery health problems before they become costly failures.

Features

• Accurate 12V battery voltage and charging system testing

• LED display with real-time voltage readings

• Battery status indicator for quick diagnostics

• Reverse connection alarm for safety protection

• Overvoltage protection for reliable operation

• Durable rubber body with alligator clip connectors

• Suitable for cars, generators, and electrical systems

• Easy-to-use design for professionals and DIY users

• Compact and portable for workshop or roadside use