Here is an ideal Mobile charger using 1.5 volt pen cells to charge mobile phone while traveling. Here is an ideal Mobile charger using 1.5 volt pen cells to charge mobile phone while traveling. It can ...

This is the circuit diagram of mobile phone charger with 1.5 v battery, we can also 2 1.2 v(2.4 v) batteries. This is the circuit diagram of mobile phone charger with 1.5 v battery, we can also 2 1.2 ...