Laptop-Solar-Power-Bank-Charger-23000mah-Power-Bank-Solar-Usb-Power-Bank-for-Laptopmobilephoneipad

Specification
Capacity: 2300mAh
Solar panel: 18V/2.0W
Port DC Input power: 18V (power supply is included)
Output voltage (adjustable ): 4.2V,8.4V,12.6V,16.8V,19V.
Output currency: 4.2V/500mA;8.4V/800mA,12.6V/1000mA,16.8V/1000mA,19V/2000mA
Charging time: 3 hours (charge via power adapter)
Working temperature: -10C - 50C
Control keys: On / Off / Select Voltage / Battery status
Protection circuit: Overload / Disclaimer / Short Circuit / Overheating
Indicator: Battery status / output voltage / charge indicator
Auto: Scan Check / Double-click an indicator of tension / release lock
With LED lights for illumination in the dark