Set the charger to 12 V/ 2 amps and let the battery cost for 36 hours. After, use your voltmeter and make sure it checks out between 12.43 V and 12.6 V prior to you evaluate it. You'll begin by warming 4 cups of pure water, then put it into a tidy bucket. Next off, pour about 4 ounces of Epsom salts into the water and mix until the water is clear (