The Power bank charger via solar panel, you can charge 5 devices at the same time. Compatible with all smartphones, tablets and other USB devices. The Solar power bank external charger of the solar panel can be charged by solar energy or socket. In everyday life, we recommend you use a solar adapter for charging and charging as an emergency plan and its large capacity 10000mAh solar power bank Conversion rate of up to 95%, easy to carry. The built-in updated version of the solar panel can charge automatically as long as sunlight is present. You no longer have to worry about being left without a battery when you are off and then power bank has 10 built-in safety protection films to prevent overcharging, over-current, over-voltage and short circuit.