Come and see our amazing products. Portable Solar phone charger is 4,000 mAh.It is made of polymer battery. featured with compass and 2 bright LED flashlight. Made of durable and reliable ABS+PC+Silicone material, protects it from rain, dirt and shock / drops.Input 5V/1A, output 5V/1A and 5V/2.1A.It is equipped with compact solar panel, 1.5W which can recharge the battery itself under sunlight. Also, you can use USB cable to full charge it.Please note that the solar charging function depends on sunlight intensity and conversion rate.It will take a long time to fully charge.Awesome for outside activities such as camping, hiking and other emergency use. The productions conform to CE FCC ROHS MSDS UM38.3 standards. Pls confirm further with us if any query about packing info, inventory status and time schedule.