Built-in 11.1V 6600mAh Li-Ion battery LEDs light up and go out in sequence respectively in charging and discharging Protection from over-charging, over-discharging, over current and short circuit Power Bank Output: 5.5V, 16V, 19V; 60W,Solar panel output: 18V, 320mA Working life of solar panel: Above 10 years, Full 6 months warranty Product DescriptionIt is kind of [...]