Features: Large capacity with 10000mAh, it can charge phones for several times. High security, durable and reusable, it can be full charged itself under the sunlight. Environmentally-friendly, using renewable natural resource. Unique design with built-in LED. Handy and portable, so you can carry with you when camping or having a trip. Double USB outputs, so you can charge two devices at the same time and discharge. Powerful with longer operation time. Energy-saving when no loading, it will auto power-off. Widely compatible, it fits for mostly devices, including all kinds of smart phone, MP3, MP4, iPad and ipod. Multifunctional portable charger as a torch or an emergent light for illuminating or SOS when camping.