This portable charger delivers reliable power for smartphones and tablets with its 12000mAh battery capacity. The dual USB output ports provide a combined 3.1A output, allowing you to charge two devices simultaneously. One port offers 2.1A for faster charging while the other provides 1.0A output. The charger can fully recharge most smartphones multiple times before needing to be recharged itself, making it ideal for travel, work, or daily use. The aluminum alloy construction features a curved edge design that is both durable and pocket-friendly. Advanced charging technology intelligently identifies connected devices to deliver optimal charging speeds. An integrated flashlight provides added convenience in low-light situations. The charger requires approximately 8 hours to fully recharge via the 5V/2.0A input. This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm.