well i want to hook up one of those LCD digital frames, but 90% of them require AC and the few that do use battery only last about 1-3 hrs. i would like to get one to run for 3-4 weeks w/o AC and only have to recharge the batteries between that 3-4 week period. the screen would only run for...
got a question, hopefully someone can help me out.
i have a device that runs off of 5v 2.8 amp AC power, i would like to know how big of a battery i would need in order to have that running about 300 hrs. of continous time with out the use of any AC, i understand that it would have to prob. be...