This solar backpack is an ideal product for holding the supplies for outdoor activities like backpacking, hiking, biking, camping, etc. and charging small mobile devices using the solar panel attached to the outer layer of the backpack.
A dead battery is a disappointment in all cases. Remember to power your panel whenever and wherever you have direct sunlight. While traveling, make sure your devices are properly-placed and well-protected by tucking them in reliable enclosed space of your backpack.
When charging, the efficiency of transfer rate from solar energy to electricity is as high as 22%. Besides, the Voltage Stability Control guarantees the stability of currents.
Q: what kind of devices can be charged with this solar charger?
A: The Solar bag output is 5VDC.so it can charges cell phone,MP3 players,GPS, and other`s 5VDC voltage devices.
Q: How long can I get best performance from the solar bag?
A: The best use of the solar charger would be for you to maintain a charge, not to charge from empty as that would take a long time. Amperage for something with a USB output is the wattage divided by 5, but those wattage ratings can be overly optimistic depending on the conditions.You should ensure the solar charger is outside in direct sunlight and that the solar panel is in no way shaded. for best performance; the solar panel should be perpendicular to the sun.
Q: Can I charge my devices in household lighting?
A: No, the solar bag can`t charge devices under household lighting.
Q:Is solar bag waterproof?
A:The Solar bag is weather resistant which means it will resist the occasional rain or snow, but it is not designed for immersion in water.
Product package includes:1*Backpack+1*7WattsSolarPanel+1*2L DrinkWaterBladder+gift(2*hook+4*Sucker+1*Compass)
Ihis 7watts solar panel can charges cell phone,MP3 players,GPS, and other`s 5VDC voltage devices
supplies for outdoor activities like backpacking, hiking, biking, camping, etc. and charging small mobile devices using the solar panel attached to the outer layer of the backpack.