Vivis Knight V3 13000mAh Dual USB Portable Charger External Battery Pack with Leather Visual Design (Black)

VivisTM---Life never lack of energy
In today's constantly moving world, mobile devices are our windows to social media, but the problem is that they don't have an unending battery supply. How many times you watched your phone's battery die before you could charge it? How many times you have to worry your phone runs out of juice when you're enjoying camping, hiking or other great outdoor activities? The VivisTM knight V3 is the perfect on-the-go solution for these annoyed moments.

Why us ?
VivisTM knight V series external battery is made of A+ Li-Polymer battery cells, 100% real capacity, quality and high conversion rate guarantee. Smart protection funtions insure safety worry-free usage, portable & lightweight design makes it easy to carry. Charging speed? High capacity? Portability? Emergency charging when outdoor? Get all 4 with this VivisTM knight V3.

Always be prepared to power
With this VivisTM-knight_V3, you could get 6 full empty-to-full charges for iPhone 5S, 4 charges for a large capacity smart phone like Galaxy S4. Small but packs a load of energy.

Wide compatibility
All kinds of Apple、Android and windows phones smartphones
All kinds of Tablets
More other 5V USB-charged devices

Specification:
Battery Type: Li-Polymer battery
Capacity: 10500mAh
Input: DC 5V / 2.1A (Max)
Output: DC 5V / 2.1A(Max) Output: DC 5V / 2.1A(Max)
Size: 6.45 x 2.9 x 0.62 inches
Weight: 10.02 ounces