Charge Mobile Phone Battery With Lemon

First thing in our mind is how that is possible to Charge Mobile Phone Battery from Lemon but its possible and very easy You need some fresh lemons copper wires terminals and a Smart Phone empty battery
Lemon not the best conductor try to use other fruits and measuring the current with a volt meter To Charge Mobile Phone Battery .
What you need Mobile Charger and Battery 9V Lemon Copper and Aluminum or silver wires.