The Lind PA1555-3887 DC/DC Power Adapter is designed to power your Panasonic-compatible Toughbook and to charge its internal battery from an 11-16 volt DC power source. The adapter supplies current and voltage levels as required by the Toughbook. - Low Input Voltage Disconnect - High Input Voltage Disconnect - Output Short Circuit Protection - Output Overcurrent Protection - Internal Over Temperature Protection Lind Electronics, Inc. reserves the right to limit or restrict the sale of its adapters to any party for reasons unspecified.