Schumacher Electric Wheeled 6A Battery Charger and 250A Engine Starter, 6-in-1 Solution for 12V/24V Batteries, Battery Maintainer, 40A Boost, SC1352, for Car, SUV, Truck, and Marine Batteries

6-in-1 Device - Engine starter, battery charger, battery maintainer, desulfator, battery tester, and alternator tester

Powerful Battery Charging – Provides 6A to 2A 12V battery charging, 250A 12V engine start, 125A 24V engine start, 40A 12V boost, and 20A 24V boost

High-Powered Performance - Charge or start car, truck, SUV, motorcycle, power sport, and marine batteries

Wide Compatibility - Works with 12V and 24V standard, AGM, gel, deep-cycle, and start-stop batteries

40A and 20A Boost Modes - The boost modes—40A 12V and 20A 24V—quickly bring even deeply discharged batteries back to life

Fully Automatic - Features multi-stage charging, auto voltage detection, bad battery detection, float mode monitoring, and reverse hook-up protection

On-Board Diagnostics - Battery and alternator tester provides charge level and helps diagnose electrical issues

Digital Display - Scrolling message function features step-by-step

Float-Mode Monitoring - Delivers a small current when necessary to keep the unit fully charged

Complete Package - Schumacher Electric SC1352 12V/24V Wheeled 6A Battery Charger and 250A Engine Starter and user manual