Charge your phone with natural Sunlight and without using electricity just be plugging it into the Solar Power bank. The solar power bank uses Sun through the built-in solar panels to charge itself. Then the accumulated power is fed into the rechargeable batteries of mobile phones and tablets to increase its running capacities. This solar bank is environment-friendly and energy efficient which are great for traveling. This solar power bank has an LED light attached to it allowing its users to view in the dark. This solar power bank has a dual USB port which enables the user to charge two devices simultaneously.