Power your laptop to 1 hours’ run time
Specifications
Weight: 500g
Capacity: 4400mAh (11.1V)
Cell type: Li Polymer battery
Dimension:220×130×15(mm)
Output voltage:5.5V,16V19V
Output current:700 mA max
Cycle life: 500times

Function& character:
Power check& indication
Bake piano color lacquer
Portable