Powerfull SunPower Panel:
The transformation effeciency of SunPower is up to 21.5%-23.5%, most other similar products on the market are 15% or less.
If the Sun fades and there is not enough light to charge your device,
The Solar Charger will automatically resart charging when the sunlight becomes strong enough.
Perfect for multiday day charging or on a cloudy day.
Total maximum Output :5V /3A
Panel Type :Solar Panel
USB : 2 Ports