24V 12V Car Battery Tester with Printer - 2026 FOXWELL BT780, Professional Battery Load Analyzer, 100-2000CCA Automotive Starter & Alternator Tester for Cars Trucks SUVs Marine & Heavy Duty Vehicles

Flagship 6V/12V/24V Battery & System Diagnostics

Professional-grade analyzer for 6V, 12V, and 24V batteries (1002000 CCA). Delivers key readings including voltage, SOC, SOH, and internal resistance, plus cranking and charging tests to quickly identify system issues.

High Accuracy with Built-In Power Supply

Integrated power source ensures stable, interference-free testingeven on weak batteries. Advanced conductance technology delivers reliable, repeatable results with fewer false readings.

Fast, Jam-Free Built-In Printer

Equipped with a high-speed thermal printer for instant report printing. No apps or setup requiredincludes 3 rolls of paper for continuous use.

Multi-User Support & Data Tracking

Supports up to 4 user profiles with customizable report info. Built-in memory allows easy review of past test results for tracking battery performance over time.

Built for Daily Professional Use

Features 6.5 ft reinforced cables, a large 3.2" display, heavy-duty clamps, and a protective carrying casedesigned for demanding workshop environments.

Wide Battery Compatibility

Works with Flooded, AGM, EFB, GEL, and Start-Stop batteries across cars, trucks, RVs, marine, and commercial equipment.