Built-in Lithium-ion polymer battery cell with high capacity 80% power would be hold after 500 times charge and discharge.Powerful smart protection function with the over-charge， over-discharge， overload， short circuit and the lightning protection function， etc.Intelligent hand switch can protect self-consuming of battery charger.Edvan Hugo also built-in flash light and 2 USB Output to charge the device together.

• 12000mAh Capacity 
• Come with 2.1A Output 
• Built in LCD battery indicator and soft-touch on/off button
• Powerful smart protection function with the over-charge， over-discharge， overload， short circuit and the lightning protection function