The solar panel charger is mainly made of single crystal material, which is safe and durable, with excellent texture, and can play an excellent emergency response effect. It is made with excellent craftsmanship, has good working performance, high efficiency and durability, and good output efficiency. It will serve you well. Reasonable design, easy to carry, easy to use, will be your good choice for outdoor emergency charging equipment. Features -Color: Black. -Material: Single Crystal. -Size: About 50.00X18.00X0.30cm/19.65X7.07X0.12inch. -Maximum power: 20W. -Maximum power voltage: 5V. -Maximum power current: 1.38A. -Open circuit voltage: 6V. -Short-circuit current: 1.5A. -Output: USB 5V. -Excellent craftsmanship ensures high conversion and output efficiency. -Easy to use, easy to carry, can bring more convenience to your outdoor activities. -It is made of craftsmanship, has scratch resistance and durability, has excellent texture, and is not easy to damage. -Practical choice for hiking, camping trips or other outdoor activities. -With fine workmanship and good working performance, it will be a good choice for you. Package list: 1 panel 2 x