Battery Health
Best Battery Load Testers for Home Garages
Compare battery load testers for home garages by test type, voltage support and ease of reading. Find a fit for routine checks or heavier battery work.
Battery Health
Warning signs, testing at home, life span, reserve capacity, date codes, load testers and recycling.
Battery HealthHow to Read a Car Battery Date Code
Learn how to read a car battery date code, where to find it, what the letters and numbers may mean, and how to judge a battery's age before buying.
- Battery Health
How Long Do AGM Batteries Last in a Car?
Learn how long AGM batteries last in a car, what affects their service life, warning signs to watch for, and how to check battery health.
Battery HealthHow to Recycle a Car Battery
Learn how to recycle a car battery safely, where to take it, how to transport it, and what to do if it is damaged or leaking.
Battery HealthHow to Test a Car Battery With a Multimeter
Learn how to test a car battery with a multimeter, read resting voltage, check for charging problems, and decide when a battery needs further testing.
- Battery Health
Signs of a Bad Car Battery and What to Do Next
Learn the signs of a bad car battery, how to tell battery trouble from an alternator problem, and what steps to take before replacing it.
Battery HealthWhat Is Battery Reserve Capacity?
Learn what car battery reserve capacity measures, why it matters, how it differs from amp-hours, and how to compare reserve capacity when choosing a battery.