Body size: 110mm*70mm*15mm
Solar panel: 5.5V/140mA                      
Built in battery: 2000mAH                    
Output: 5V, 5.7V/550-800mA

1. Mono Crystalline to make sure of photoelectric transformation above 16%;
2. Charging time: about 90 minutes for phone, 10-15h under sunshine and 5h via USB or adapter;                                                                              
3. With LED showing battery capacity;                                                        
4. With 3 super white LED light.