ECEEN Powered Backpack with Solar Charger & Battery Pack for Smart Phones Digital Cameras 5V Gadgets Perfect for Hiking Camping Trekking Fishing Emergency and Outdoor Sports HIGH-QUALITY BACKPACK- It is made of cotton polyester denim fabric, wrinkle-free, can not afford to hair, good texture. Wider thicker and adjustable shoulder straps, design of decomposition of the force, for carrying comfort. REMOVABLE &FOLDABLE SOLAR CHARGER - 3.5Watts foldable solar panel removable from main packs. It can absorb solar energy, high efficiency up to 22% efficiency solar charging technology keeps your devices powered up with free solar power. The solar cells in a protective anti scratch hardened coating sewn into high-wear PVC fabric for weather-resistant outdoor durability. CHARGE A VARIETY OF DEVICES EVEN AT NIGHT- Built-in 2,000mAh slim and waterproof Li-Polymer Battery pack charge for iPhone, Samsung, other smart phones, External Battery Packs, GPS systems, MP3 Players, Bluetooth Speakers and more even at night! UNIQUE LED LIGHT DESIGN  1Watt Led light power from 2,000mAh battery. 10 pcs led chips, sensitive touch 3 modes for Light Modes: High-brightness, Low-brightness, and SOS/Emergency flashing, very suit for camping, hiking or other outdoor activities at night. PACKAGE CONTENTS: 1PCS*ECEEN 3.25W solar light backpack,4PCS* Carabiners,1PCS* 40cm Micro USB cable,1PCS* instruction manual.