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Battery Tests

Don't drop that call--use these power-up options instead.

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This story appears in the September 2005 issue of Entrepreneur. Subscribe »

Relying on your cell phone to keep in touch with your business and customers means having to ensure it functions no matter how long you're on the road. There are several ways to keep your phone juiced up even if you have long stretches between access to a power outlet.

Some entrepreneurs keep a spare battery or extended battery around, but that's not your only option. American Power Conversion offers a USB Cell Phone Charger that lets you recharge your phone through any running computer with a USB port. That's a convenient option for travelers with laptops and also eliminates the need to carry around a bulky recharger. Pricing starts at $15.

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