I have a pre-paid cell phone that I let my family/friends use when they come to visit me in Japan. I don't plan on using it for almost a year. What should I do with the battery? [more inside]
posted by sleepytako on Oct 4, 2010 - 5 answers

Is it possible to replace the battery in a cell phone or do I have to buy a whole new phone? [more inside]
posted by Hey Dean Yeager! on Aug 25, 2010 - 14 answers

Boston Cell Phone Filter: Please help me with this seemingly simple cell phone decision. [more inside]
posted by sully75 on May 24, 2010 - 4 answers

Does leaving my phone's car charger plugged in to the car at all times significantly drain my car's battery? [more inside]
posted by Vorteks on May 20, 2010 - 22 answers

Why did installing the iPhone OS 3.0 cause my battery to keep draining its charge? [more inside]
posted by jefficator on Jun 25, 2009 - 20 answers

Could someone give me a rough estimate on how long I can expect my cell phone battery to last. I am sure there is a wide variance, but I am just looking for an average life expectancy. I use it every day and charge it in the evening. I use it approximately 3 hours a week. Thanks in advance.
posted by Mckoan1 on Jul 24, 2008 - 6 answers

Would a new Bluetooth headset reduce my cell phone battery life by 75%? [more inside]
posted by Ynoxas on Apr 16, 2007 - 8 answers