The 4,000mAh power bank comes with 3 colors for your preference. The eye-catching green indicator light shows the battery status clearly. It is an ideal power solution for your portable electronic gadgets.

• Input: 5V 2A.
• Output: 5V 2A.
• Capacity: 4,000mAh.
• Battery cell: lithium-polymer battery.
• Weight: 111g.