The Tandem® combines the functionality of a one position INTERACTIVE Charger with the convenience of a low noise, lightweight, camera mounted AC mains adapter. The Tandem will operate equipment from any worldwide AC source. It also doubles as a full function InterActive Charger, capable of charging any Anton/Bauer Logic Series Battery. Charger firmware is contained on a single field replaceable chip. Weighing only 1 pound (450 grams), the Tandem is the perfect addition to any camera package.