This is a powerbank with an ultra-slim design in silver and black. It can be used to charge various kinds of mobile devices. This well-made powerbank is a practical emergency power solution for your mobile devices when traveling.

• High quality ultra slim design
• Capacity: 4,000mAh.
• Voltage: 5V 1A.
• Shake function: shake to turn on.
• Blue light.
• Weight: 115g.