V311B 12V Car Battery Tester – Cold Crank Analyzer & Diagnostic Tool

V311B 12V Car Battery Tester – Cold Crank Analyzer & Diagnostic Tool

The V311B Car Battery Tester is a high-precision diagnostic tool designed for 12V automotive batteries. Featuring a 2.8-inch color screen and powered by the APM32F103VCT6 control chip, this advanced tester quickly checks battery voltage, internal resistance, residual power, battery life, and cold start current with accurate results. It’s a must-have for both auto workshops and DIY vehicle owners.

Built for real-world conditions, this tool operates between 9–18V and performs reliably even in extreme temperatures from -20°C to 60°C. It supports all major global battery standards including CCA, BCI, CA, MCA, JIS, DIN, IEC, EN, SAE, and GB, covering battery types from 100–2000A and capacities from 10–250Ah. Whether you're testing a sedan, SUV, or light-duty truck battery, this device has you covered.

Equipped with 1-meter reverse-protection alligator clips, multilingual support (9 languages), and a compact, durable design, the V311B makes testing safe, convenient, and multilingual-friendly. Its quick diagnostics and user-friendly interface ensure that you catch issues before they become costly problems.

Product Information:
Main control chip: APM32F103VCT6
Operating voltage: 9-18V
Operating temperature: -20~60℃
Storage temperature: -20~70℃
Connector type: A pair of reverse black and red alligator clips, cable length 1 m
Product size: 156*88*24mm
Package size: 200*130*43mm

Features:
1. Check the battery voltage
2. Test battery impedance
3. Residual power test
4. Battery life
5. Cold start current detection
6. Color screen 2.8 inches
7. Support 9 languages: English, Chinese, Portuguese, Italian, French, German, Spanish, Polish and Russian

Measuring range:
CCA:100-2000A.
BCI:100-2000A.
CA:100-2000A.
MCA:100-2000A.
JIS:26A17-24SH52.
DIN:100-1400A.
IEC:100-1400A.
EN:100-2000A.
SAE:100-2000A.
GB:10-250Ah.

Packing list:

Diagnostic apparatus x1pc