![]() ![]() Voltage does drop as the batteries are used, although for rechargeable batteries, this drop is at a reduced rate. I measured the Amazon Basics High Capacity Rechargeable AA 2400mAh at 1.4V. First, I measure the initial voltage, which for NiMH batteries should be a minimum of 1.2V. To test batteries, I use an Ansmann Energy XC3000 battery tester. If you’re looking for batteries to store for longer, or for use in low-drain devices such as remote controls, then you may prefer batteries that retain higher charge percentages, such as the Duracell Rechargeable AA 2500mAh (80% after one year). They come with a few more compromises over the alkaline batteries but for the right people, they could be a good choice.Īmazon is a little shy when it comes to detailed specs for its batteries, stating that the Amazon Basics High Capacity Rechargeable AA 2400mAh can be recharged “hundreds of times”, but without giving an actual figure for lifetime charging cycles.Īmazon is clearer on charge retention: 70% after six months and just 50% after one year. I’ve been a fan of previous Amazon Basics batteries, but these are the first rechargeable units I’ve tested. ![]() Batteries lose significant charge over 12 months.Image Credit (Trusted Reviews) Design and Charges Amazon certainly doesn’t mess around with product names: Amazon Basics High Capacity Rechargeable AA 2400mAh tells you everything you need to know.Īs with the Amazon Basics Alkaline AA, these batteries are reliable and comparatively cheap – although there are batteries available rom rivals that hold their charge for longer.
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