The revolutionary W-Standard Next Gen lithium battery features an innovative 4 terminal post design for universal fit. The easy to view, top mounted color LED screen indicates power and amp output levels so riders can easily know the starting capabilities of their battery with no guesswork. Lead and acid free and made from our proprietary technology and high-tech microprocessor Battery Management System, W-Standard batteries deliver high CCA starting power, long-lasting performance and up to an 8-year lifespan. The smaller body is 1/3 the size and weighs 70% less than conventional batteries. Maintenance free W-Standard batteries exceed international battery standards (UN 38.3) and are tested to exacting tolerances and specification for performance, safety, capacity, durability, quick charge and other safety and performance indicators. W-Standard with an ultra-fast 20-minute charging capabilities have become the first choice in lithium batteries for V-twin riders and mechanics worldwide.