... , over charge, over discharge, short circuit9) Whole set including: Universal power x1pcs,Charging cable, Connectors *7pcs( other is opptional) 10) Sample ... Company1) More than 8 years experience in maufacturing chargers and power banks2) Currently provide high quality, favorable price and attractive design ... products for both home and outside 5000 mAh Portable Power Bank/ Mobile Power Source