UL Certified Resistor Power Bank with Power Check I L0185

Take charge with the UL Certified Resistor Power Bank with Power Check. Its unique, slim design fits in most bags and it charges your devices just as fast as most wall outlets. It does this by using a 4,000 mAh Grade A Lithium Polymer battery with a 5V/1A output. Basically, you can use this on any USB-related device including smartphones and tablets. The power check display will give you a more accurate view of how much power you have left before needing to charge with the USB to micro-USB cable. Get your logo engraved for an expensive look that will draw the eyes of your clients!