21W Foldable Solar Charger Backpack Sunpower USB Output 3500 mAh Outdoor Solar Panel Cell DIY Sunpower Folding Solar Panel Charger for iPhone iPad Galaxy Samsung Cell Phones
The digital devices needs 5V power supply like mobile phones,for iPhone, iPad, power banks, PSP, MP4, GPS navigator, camera etc.
Unfold the device and expose the 21 W solar panels in the sun and insert your devices into the USB port,
allows up to two devices to charge at the same time, the charging time depends on the quality and intensity of the sunlight.
Whenever it lost contact with direct sunlight, it will temporarily stops and start again automatically as soon as intercepts the sunrays.
Eco-friendly and no worries for any problems caused by the high temperature.
IPX4 waterproof,dustproof. PVC fabric can effectively increase the water resistance.suit for a variety of outdoor activities