Instructions strip your old phone usb charger and retrieve the usb charger circuit inside.
													
																	How to build a mini solar panel. 
									
	
		
	
																	Then grease and solder your cells together to create a circuit. 
																	To start cut the plastic sheets into squares the size of your solar panel cells. 
																	Solder charger circuit to the solar panel. 
																	To make a small solar panel using store bought micro cells you ll need thin plastic sheets for backing a flux pen super glue 2 part epoxy and a charge controller with a rechargeable battery. 
															
													
									
	
		
	
																	Small solar panel step 1.