Power-Sonic PTX19CLBS-FS Lead_Acid_Battery High output, maintenance free upgrade for standard YB16CL-B OEM battery Totally sealed and spill-proof - all acid is absorbed in special plates and absorbed glass mat separators Factory activated - filled, sealed and charged at the factory No need to ever add water 12 Volt, 19 amp-hour, 270 cold cranking amps, sealed maintenance-free battery