This is a power bank that comes in a super slim shape. Featuring a 5,000mAh li-ion battery, this power bank is efficient and stable. This power bank has an auto-off function for saving energy.

• Fashionable design.
• Material: aluminum alloy. 
• Built-in polymer lithium-ion battery. 
• Capacity: 5,000mAh.
• Very slim: 11mm. 
• Multiple protective PCM to insure safe usage. 
• Auto power-off for saving energy.