Mobile battery drains quickly? Need to carry your mobile charger where ever you go? Well say bye bye to that problem because "Recharger" solves your problem. Simply drop a coin and recharge your mobile for a limited time. Time of recharge can be extended by additional coins. It is able to recharge various models of mobiles. Contain a lock box so you don't have to babysit your phone. Each "Recharger" can charge multiple mobiles and posses multiple lock boxes. An LCD screen provides visual information on charging time.

Power to charge a mobile can be obtained from either 'direct plug into power source' or 'rechargeable battery powered from solar panel'.

Hardware:
1) mobile charging circuit
2) charger protection circuit
3) Circuit to regulate power from solar panel to battery
4) Lock box
5) LCD display

The prototype in illustration is of basic model.

A couple of these boxes in public places solves the 'out of battery' problem for mobile phones.