1,Li-ion battery 13,200mAh , charge notebook 80%, 2,Patent of output voltage indication structure 3,Rubber painting

Product Specification:

1, Li-ion rechargeable Battery: 3.7V/ 13,200mAh2, DC input: 12.8V/1.5A3, Output voltage/current:  USB: 5V/1A                                              DC: 16.5V/2A, 19V/2A, 22V/2A4, Self-charging time: 3.5hrs (by 12.8V/1.5A adaptor)5, Power display: 4 LED indicators shows power level, each represents 25% of battery usage6, Protection: reverse current protection circuit integrated to prevent batteries from being discharged.7, Size: 102mm x 154mm x 23mm8, Weight: 400g 

portable charger for all kinds of note books