This durable, military-inspired solar power bank packs a powerful punch with 8000mAh of energy and a bright torch on the back. Easily attach it to your backpack using the included nylon lanyard. The two USB ports allow you to charge multiple devices simultaneously, and the 4 LED indicators provide real-time updates on the power level. We only use UL-certified batteries for added safety and peace of mind. Compliant with FCC, CE and RoHs.