Koanhinn Portable LED Solar Light 15W Bulb LED Lamp USB Rechargeable Solar Powered Outdoor/Indoor Travel Camping Garden Light

The system is mainly composed of solar panel, and battery. The solar lamp relies on clean, and environmentally friendly solar energy as a source of energy. The solar shed light can be by solar panel as as a 5-8V charger. Energy Saving, Expectancy, Low Power Consumption, Rechargeable. How to use:Fix the solar panel on the roof or sunny place. Introduce the cable into and insert the plug into the connector to charge it (you can also use the 5V-8V charger for charging). After the solar panel is fully , the bulb can be used as use of mobile lighting tools.