21W Solar panels Foldable Solar Panel

Solar panel:                                                          
sunpower solar cells,36pcs, 6V, Power:21W,                                
solar panel size:270*135*2.4mm*3pcs;                                              
USB Output:5V4000mA, single or double USB, charge control IC PCB;                                      
Product size;Open Size: 505*302*2mm
Folding Size: 302*175*6mm, weight:600g;          
Colors optional:any colors are optional, Logos is optional; Accessories: back mesh bag,4pcs copper holes,2pcs carabiner;                                          
Usage:can be hang on backpack,charge for panel computer,Ipad, mobile phones , Iphone, digital cameras , MP3; color: optional;                    
OEM/ODM: Silk Print is optional;                            
Warranty: 2 years;
Different size: The same power, different size are optional;                                                              
Main Parts:solar panel,cloth,USB,PCB.All parts can be provided separately