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.
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.
Sony has released what it claims is the smallest pendant-style mp3 player: Sony AD-EMPZ. It weights less than half an ounce and has 256MB memory (8 hours of playback). It runs on a rechargeable battery and costs $184. The Aiwa Flush also has 256MB and can play for up to 11 hours, using AAA batteries.… [Continue Reading]
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… [Continue Reading]