Establish the battery charger to 12 V/ 2 amps and let the battery fee for 36 hours. After, utilize your voltmeter and make sure it checks out in between 12.43 V and 12.6 V prior to you evaluate it. You'll begin by warming up 4 cups of distilled water, after that put it right into a clean container. Next off, put around 4 ounces of Epsom salts into