However, most of us can't stay tethered to a wall outlet. Thankfully, you don't have to. The battery market is packed with options that can boost your phone's battery life no matter where you are.

I've scoured the depths of the battery universe to bring you the crème de la crème of rechargeable batteries, helping you make an informed choice and ensuring you get the best performance and ...

Executive Editor David Carnoy has been a leading member of CNET's Reviews team since 2000. He covers the gamut of gadgets and is a notable reviewer of mobile accessories and portable audio ...

Make dead batteries a thing of the past with these reliable and durable trickle chargers. When it comes to choosing a reliable and high-quality trickle charger, the options are vast and varied.

chargers, but it's the only one that also works with the 6-volt batteries ... and completed the circuit properly. Some even have a timer function to charge the battery at the appropriate times.

The sun is a near-unlimited source of free electricity, which makes the idea of using a solar car battery charger so tempting. If you need to charge your car’s battery, one of these clever solar ...

a 10K battery or higher will suit you better. We have listed the speeds at which each portable power bank can be charged itself (Input charger) and charge the iPhone (Output charger). Some power ...

What’s the market for budget car battery chargers in today’s world? Truth be told, the top-end models from the likes of NOCO and CTEK are very expensive, so it’s nice to have options that don’t break ...

Reverse hook-up protection prevents the charger from working if the battery clamps are installed in reverse polarity, and the Schumacher automatically detects 6-volt ... at Circuit Of The Americas ...

This battery is made up of several cells, and an inexpensive charger is capable of topping ... There must be a simple circuit that could be added as a safety measure. If you know of one, drop ...

Jason sent me his solar ipod charger how-to. The regulator may not ... He put a 7805 regulator on a 6v 100ma flexible panel that he mounted on his backpack. I’ve seen this sort of thing on ...