Charging USB Devices With AA Batteries

Charging USB Devices With AA Batteries

In this article, we will share with you some devices that use AA batteries to charge USB-powered small electronics. These devices provide a convenient way to stretch the time between wall outlet recharges.

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The Best Rechargeable D Size Batteries & Chargers

Maha Power X Ultimate Battery Charger

The best rechargeable D size batteries are the new LSD Ni-MH (low self-discharge Nickel-Metal Hybride) cells. These new Ni-MH rechargeable batteries are able to retain a charge for a year, making them suitable for using in flashlights and other low-term applications. See also our full review of the Best AA Rechargeable Batteries and Chargers. 

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The Best Battery Chargers (For D and C Size Batteries)

best-charger-d-size-batteries

We briefly reviewed battery chargers in a previous post “The Best Rechargeable Batteries of 2013“. But let’s take a look at the best “Universal Battery Chargers”. These are chargers that can handle AAA, AA, C, D sized cells, and well as 9V cells.

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“EcoPower” Faucet Recharges Itself

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This EcoPower faucet by Toto is the type of faucet that uses a infrared sensor to turn on automatically. What makes this faucet unique is that it harnesses the electrical power generated by its own water flow. It has a miniature turbine generator to maintain its rechargeable battery. It can keep itself charged on as […]

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