The sturdy design along with matte surface finish gives Speedy S5 a robust look. It is a portable 15000 mAh Power Bank which can be carried anywhere easily in a Hand bag or Travelling bag. The horizontal lines design on the power bank is a style quotient., S6 is powered with 15000 mAh lithium – ion Battery with which you can fully charge a 2000 mAh Battery 6 times. It also has an LED Torch light which can be useful in certain situations. It comes with an input of 5V/1.5A and Dual output of 5V/2.0A each. It comes in two colors – Black and White. •Rugged Design And Finish - The sturdy design along with matte surface finish gives S6 a robust look. •Faster charging for your Device – 5V/2.0A output charge other devices 2 times faster than other chargers. This product comes with maximum output for the blistering and brawny charging experience. •Multiple Safety Features – The Multiple safety features like Temperature Resistance, Input and Output over Voltage Protection, Reset Mechanism, Protection from Incorrect Insertion, Protection from Output Over current, PTC Protective Circuit for the cell, Protection from Short circuit makes it safe for use. • High Capacity Power Bank – S6 is powered with 15000 mAh lithium – ion cells with efficiency of up to 80% and Prolong life of more than 500 charging cycles you can fully charge a 2000 mAh Battery 6 times with this Power Bank.