Thinking about a credit card companion which can also be a survival tool in case of emergency? Credit card companion comes with nine essential tools including bottle opener, can opener, 2-inch serrated blade, 8x power lens, compass, ruler, toothpick, tweezers. Removable blade, tweezers, toothpick, and opener. Conveniently open boxes, cans, cut ropes, or you can even start a fire with a magnifying glass.