2600mAh Window Mounted Solar Energy Powered Rechargeable Power Bank for Mobile Devices(Silver) Input Voltage:5V/1A Output:5V/1A Internal battery can be fully charged via adapter within 5 hours;the led indictor is red when charged via AC adapter and turns green when fully charged Efficient solar panel to provide enough energy from sunshine There are suction around this solar charger which enables it to be sucked onto the window of the car or your home or travel.