Ingersoll Rand BC1121 IQv Lithium Ion Universal Charger Charge any 12V or 20V, IQV12 and IQV20 Series batteries on the same universal charger to have a freshly charged battery to get your work done now An LED Fuel Gauge and audible alarm let you know when your battery is fully charged and ready to get back to work Charger can be mounted vertically or horizontally on a wall or work bench Convenient USB charge port on the side takes care of clutter so you don't have to fight for an outlet with your tablet or smart phone