Dewalt DCB090 USB Charger 10.8v 14.4v 18v Battery Pack. Allows DeWALT XR slide fit batteries to be transformed into a portable charger. Two USB outlets allowing the you to charge a wide range of small electronic devices. Multi-voltage and can be used with 10.8v, 14.4v and 18v XR battery packs. Bright and highly visible state of charge indicator30.