20000mah universal power bank charger

20000mah universal power bank charger with dual usb   

  This power bank has elegant design,with dual usb make it can charge two items at the same time.Built in a high capacity :20000mah lithium ion rechargeable battery.With 4 blue led lamps to show power status.Good quality and pretty compertitive price,compatible with iphone series,Samsung series,Nokia series,MP3 player,oter mobile phones and digital cameras etc.

Features

Dual USB make it can charge 2 items at the same time;

With 4 blue LEDs to show power status as 25%, 50%, 75%, 100%;
Battery capacity: 20000MAH lithium ion;

Portable practical and long cycle life;

Safe and reliable,perfect for using on travlling and outdoor activities;

Equipped with over-charging,discharging,short circuit protection which can effectively extending the battery life and safe for your digital devices.

Product Parameter

Output:5V / 1A;5V/ 2.1A;
Input: 5V/1A;

Battery span life:>500 times;
Working temperature:-10°C-60°C;
Accessories: 1pc USB cable; 5pcs connectors.

Safety

Donot attempt to disassemble any parts of this product

The storage temperature is -20 degrees to 60 degrees, while operating temperature is 0 to 40 degrees

Donot throw, knock or shake strongly this power bank

Put away from moisture and corrosive material place

After-sale service (product warranty) 
1. The third party inspection is accepted
2. One year guarantee for quality problems