This powerbank uses the solar energy to charge itself, so you can basically recharge your devices for free! This portable battery of high capacity (20.000 mAh) can also be charged by a wall outlet. The 20.000 MAH PORTABLE SOLAR POWER BANK is made of durable ABS+PC+Silicone material and it also comes with a carabiner and compass. Lightweight and compact this product is the best option for camping, hiking, beach or other outdoor activities.
Automatic Smart Identification makes it easy to charge two smart phones or other 5V USB supported devices.
Phone solar charging is build-in Lithium Polymer battery with IC chip. Auto-stop when the phone is full charged,which protects from over-heating and over-charging situations.
Besides the USB ports are well protected by plastic caps, to further keep them away from normal rain and dust