This solar powered mouse is the perfect accessory for your computer setup. It is designed to be powered by the sun's energy, so you never have to worry about changing batteries or running out of power. The mouse is lightweight and ergonomic, making it comfortable to use for long periods of time
From Wikipedia
Solar power in Florida has been increasing, as the cost of solar power systems using photovoltaics (PV) has decreased in recent years. Florida has low electricity costs compared with other states, which makes individual solar investment less attractive.