1. Compact size design for portability with the free hook you may just hang it on your backpack when outdoors great for any outdoor trips/activities
2. Dual USB Ports are universal and compatible with almost any 5V USB device
3. Solar panel peak power: 14W
4. Transformation efficiency : 22%-25%
5. Output: 5V 1.6A(max)
6. Folded size: 16 x 30 x 2cm
7. Unfolded size: 30 x47x 0.5cm