1)4 LEDs indicates the power
2)Charging indication:LEDs display as horse-race light; and LEDs will indicate all the light when it is full charged.
3)Press the button to display power and open USB output;
4)keep pressing the button for 3 seconds to open or close ther flishlight
5)It can charge for the cellphone and tablet pc at the same time.

 

 

 

 

 

 

Specifications:

 

 

 

 

1. Battery Type: Li-Polymer 5159115PL*6 Battery
2. Capacity:23000mAh
3. Input:DC 9-12V 2A Solar Charger:10V 220-230mA
4. Output: DC 9V/12V/16V 2A USB 5V/2A
5. Dimension:222*126*21mm 
6. Weight:649g
7.Charging time:about 8h for DC Charging