powerbank made in home 7200mah

powerbank is very useful when electricity is not available. first items ee need are 1) 7.2ah 12v battery it is also found in ups (recycle) 2) 12 to 5v converter or it is simply made by ic 7805 3) switch for off on 4) led for power on status 5) usb female cable 6) 12v adapter for charging battery first we make 12v to 5v converter by make ic 7805 is very useful that give 4.8 to 5.2 and 200ma to 1000ma see on Google then we connect switch and then connect 12 led and soilder. connect the 12v to 5converter.then connect user usb female cable to the ic output.now we add a connect port for charging to battery line.then we connect the adapter for charging. your 7200mah power bank ready for charging happy charging tested by ajilan

powerbank made in home 7200mah

powerbank is very useful when electricity is not available. first items ee need are 1) 7.2ah 12v battery it is also found in ups (recycle) 2) 12 to 5v converter or it is simply made by ic 7805 3) switch for off on 4) led for power on status 5) usb female cable 6) 12v adapter for charging battery first we make 12v to 5v converter by make ic 7805 is very useful that give 4.8 to 5.2 and 200ma to 1000ma see on Google then we connect switch and then connect 12 led and soilder. connect the 12v to 5converter.then connect user usb female cable to the ic output.now we add a connect port for charging to battery line.then we connect the adapter for charging. your 7200mah power bank ready for charging happy charging tested by ajilan

powerbank made in home 7200mah

powerbank is very useful when electricity is not available. first items ee need are 1) 7.2ah 12v battery it is also found in ups (recycle) 2) 12 to 5v converter or it is simply made by ic 7805 3) switch for off on 4) led for power on status 5) usb female cable 6) 12v adapter for charging battery first we make 12v to 5v converter by make ic 7805 is very useful that give 4.8 to 5.2 and 200ma to 1000ma see on Google then we connect switch and then connect 12 led and soilder. connect the 12v to 5converter.then connect user usb female cable to the ic output.now we add a connect port for charging to battery line.then we connect the adapter for charging. your 7200mah power bank ready for charging happy charging tested by ajilan

powerbank is very useful when electricity is not available. first items ee need are 1) 7.2ah 12v battery it is also found in ups (recycle) 2) 12 to 5v converter or it is simply made by ic 7805 3) switch for off on 4) led for power on status 5) usb female cable 6) 12v adapter for charging battery first we make 12v to 5v converter by make ic 7805 is very useful that give 4.8 to 5.2 and 200ma to 1000ma see on Google then we connect switch and then connect 12 led and soilder. connect the 12v to 5converter.then connect user usb female cable to the ic output.now we add a connect port for charging to battery line.then we connect the adapter for charging. your 7200mah power bank ready for charging happy charging tested by ajilan