That makes them attractive as backup power sources for hospitals and manufacturing plants, as well as for producing distributed power systems not connected to the grid. (sciencemag.org)
As far as power source goes, the razor uses a pair of AA batteries, so you don't have to worry about charging. (geekwrapped.com)
-LSB-...] energy and is an ideal power source in terms of security and the environment. (americansecurityproject.org)