1. Complete Set: Single solar panel with DC female output and battery compartment, the battery compartment has 2 USB outputs for charging 5V electronics and devices. The set includes solar panel, battery compartment, heater and connecting wire<br> 2. Function and use: This product is easy to use as it generates electricity to charge mobile phones under the sun, providing convenience especially during outdoor activities or camping trips. It also has heating ability, which can be used for warming during outdoor activities or RV camping.<br> 3. Stable and portable: The solar panel is made of monocrystalline silicon PET, being stable and able to withstand adverse weather conditions. Its portable design enables easy transportation.<br> 4. Compatible with various devices: Compatible with different 5V rechargeable electronic devices such as charging fans, headphones, radios, microphones, and mobile phones.<br> Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-DIMEANI official store