Self-Sufficient
If the battery is flat, the user can simply hold the screen up to a light source to recharge the phone. Low energy-consuming devices such as e-books and low cost mobile phones can now be completely energy self-sufficient, doing away with the need for a charger
If the battery is flat, the user can simply hold the screen up to a light source to recharge the phone. Low energy-consuming devices such as e-books and low cost mobile phones can now be completely energy self-sufficient, doing away with the need for a charger
