A must for heavy-duty work. High output, portability and 6V and 12V capabilities make this a popular all-steel, bench style charger. 200A engine start means you can start an engine in the dead of winter. 30A charge for 1 to 3 hour fast charging. 10A for everyday charging needs. Charges in 3 to 5 hours. 5 function volt/rate selector. Back lit, impact-resistant, color coded meter for easy viewing day or night.