Set the charger to 12 V/ 2 amps and allow the battery fee for 36 hours. After, use your voltmeter and see to it it checks out in between 12.43 V and 12.6 V before you test it. You'll begin by warming 4 cups of pure water, then pour it right into a clean pail. Next, put about 4 ounces of Epsom salts into the water and mix until the water is clear (i