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Car Battery Tester with Built-in Printer BM550U, 6V/12V/24V

Upgraded built-in thermal printer OBDMONSTER battery tester is a professional automotive battery tester with printing function. Based on the first-generation BM550, it has designed a battery diagnosis report printing function, allowing you to generate a paper-based report immediately while getting a detailed understanding of the health status of your car battery. Efficient output, say goodbye to the troubles of manual recording and data loss.
Advanced Diagnosis This battery tester adopts the latest internal resistance measurement method and is combined with the self-developed algorithm of OBDMONSTER engineers to complete one-stop reading of core parameters such as internal resistance, voltage, health status (SOH), charging status (SOC), and CCA value, comprehensively presenting the current status of the battery. Provide reliable data for the health diagnosis of your car battery.
Wide Compatibility This battery tester is compatible with all specifications of automotive batteries, including 6V/12V/24V and 100-2000CCA. It is widely compatible with common lead-acid, AGM flat, AGM and gel batteries, etc. It is the best choice for automotive engineers and home car owners to ensure your car remains in the best condition! Additionally, it is not compatible with lithium batteries.

Overview

Specs

Reviews

Details
Brand	OBDMONSTER
Features	1Battery Tester 1Thermal Paper (x2) 1*User Manual, Battery Powered, false
Weight	0.95 pounds
Sports Team	1 Piece

Type
Type	Ohmmeter, Voltmeter, Ammeter

Additional Information
First Listed on Newegg	August 07, 2026

Please contact the Seller directly for warranty information. Warranty information may also be found on the Manufacturer's website.
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