1Dual USB output ports for easy charging via USB charging cable. 2The solar conversion rate is as high as 24%, stable and reliable. 3You can leave the panel in the sun and use it to charge your device directly. 4Used to charge mobile phones, MP3s or other USB charging devices. 5Allows you to connect more devices, practical to use. 6Suitable for outdoor activities, emergencies and outdoor work. Continuous power supply even on cloudy days. 7High-quality materials, environmentally friendly, waterproof and durable. 8Lightweight and foldable, easy to carry and use. 9Suitable for outdoor cycling, mountain climbing, hiking, camping, travel, etc.