Jump start your next promotion with the Dependable! It's a car starter with an 8000 mAh UL certified lithium polymer battery that ensures 1000 charging cycles and 20 jump starts on one charge. It also works as a cell phone power bank thanks to the included micro to regular USB cable, AC wall charger, and 12V adapter. This features four LED indicator lights and has a built-in spark-proof safety feature with short circuit reverse polarity and over-under voltage protection. This come packaged in a sturdy nylon zipper case with a manual. Add your logo and make this available at auto shops and more for a great response!