The ToughTested 16,000mAh Solar-Powered Battery features dual USB output, with InstaSense technology that automatically recognizes your device and optimizes power delivery for faster charging. A built-in LED indicator light lets you quickly check the charge, while a LED flashlight with 4 modes comes in handy during emergency situations. The ToughTested recharges itself at 180mAh with its high-efficiency solar panel, or with the included micro-USB cable. The battery has dual 2.4A USB output that charges up to 2 devices at once. The Solar-Powered Battery and LED Flashlight is dustproof and shockproof, and has an IP67 weatherproof rating. TSA compliant. Includes carabiner clip. Manufacturer model #: TT-PBW-SW16. Recharges itself with solar panel or micro-USB cable 16,000mAh dual USB output InstaSense technology LED charge indicator light IP67 weatherproof case 2.4A USB output LED flashlight