The Solar Restore XL is a great iPad charger or ereader charger. With an internal 4000 mA lithium-ion rechargealbe battery the Solar Restore is a great Solar iPad charger and Solar Kindle Fire charger.
The Solar ReStore XL is a high-efficiency solar panel with 300mA charging rate in direct sunlight. With your average smartphone needing around 1000mAh to 1500mAh for a full charge, the Solar ReStore XL will be charged up with enough juice after only 3-5 hours of charging in direct sunlight. Leave the Solar ReStore XL in direct sunlight for 13 hours to fully charge its internal 4000mAh battery. The low-self discharge Li-polymer battery pack stores emergency power for weeks without degradation, so use the power when you need it!