Nice hack. I would have liked to see some power draw measurements on this. The LiPo battery is a good source of power, however if the draw is low enough, a port

Nice hack. I would have liked to see some power draw measurements on this. The LiPo battery is a good source of power, however if the draw is low enough, a portable solar power source would allow for indefinite usage (perhaps even charging the LiPo, which would be used as a night time power source only).