You are looking at the only cellular phone in the world that runs on a single AA battery. This cell phone isn't made to replace your smart phone, but it is perfect for the glovebox as a just-in-case backup phone. This, SpareOne AA Cell Phone, will hold a charge for up to 15 years. The SpareOne is perfect for traveling, emergencies, special events, outdoor activities, etc, Expect to the see the AA SpareOne phone for $49.99 in the next few months.
"SpareOne is a dual band GSM cell phone featuring patented technology enabling it to be powered using the most common and widely available battery, an AA (Alkaline, NiMH or Lithium). It boasts an incredible talk time of up to 10 hours* and can keep its charge for up to 15 years* (*Using an Energizer® Ultimate Lithium AA battery, which is included) if unused, making it the only cell phone that provides true reliability. SpareOne recommends Energizer® Ultimate Lithium, as it is the longest-lasting AA battery designed for high-tech devices, holding a charge longer than any other AA battery chemistry."