https://www.shafiq.in/tags/batteries/ Recent content in Batteries on Shafiq Alibhai Hugo en-GB 2009-2026 All rights reserved. Mon, 29 Sep 2025 11:53:17 +0000 https://www.shafiq.in/blog/how-to-test-aa-and-aaa-batteries-using-a-multimeter/ Mon, 29 Sep 2025 11:53:17 +0000 https://www.shafiq.in/blog/how-to-test-aa-and-aaa-batteries-using-a-multimeter/ <p>I have a drawer full of spare AA and AAA batteries. Some are fresh, some are from remote controls that died last winter, some I found in a toy. Before tossing them or putting them to use, I check the voltage with a multimeter. It takes thirty seconds and saves you from guessing.</p> <h2 id="what-you-need">What you need</h2> <p>A cheap multimeter is all you need. Any digital one will do — I&rsquo;ve used the same £8 model from Amazon for years. The probes should be intact and the battery in the multimeter itself should have charge (if it beeps when you turn it on, you&rsquo;re good).</p>