This highly advanced and versatile smart charger, maintainer and tester is microprocessor controlled to optimize battery power and life. The 5 Amp, high-current Ampmatic™ processor automatically adjusts charge current to match battery characteristics, providing cell equalization and the ideal charge profile for all climate conditions. Perfect for all 12V Standard, AGM and GEL lead-acid batteries with rated capacity from 15Ah to 240Ah. The sealed weatherproof charger design expands usage possibilities, displaying cyclic hourly tests for power drain and retention. Interactive charging program provides early warning of problems and even recovers deeply sulfate damaged batteries. Compatible to charge and test CAN-bus equipped motorcycles with use of an optional accessory cable. Eco-friendly program ensures low power consumption while keeping your battery maintained, charged and safe for unsupervised long-term storage, extending battery life by up to 400%. Includes two connection sets, battery clips and fuse-protected ring terminals, that attach via weatherproof SAE connections. 0.4A to 5A.