‘Delta V’ is the first hybrid-energy independent mobile phone. The phone charges using 3 different ways of charging directly on the cell phone’s housing: a photovoltaic film, a piezoelectric film and…
Refreshing Technology
Refreshing Technology
‘Delta V’ is the first hybrid-energy independent mobile phone. The phone charges using 3 different ways of charging directly on the cell phone’s housing: a photovoltaic film, a piezoelectric film and…