The LIND battery charger is designed for charging the battery pack for Panasonic Toughbooks. The charger uses the Panasonic laptop's AC adapter as a power source or the charger can be powered from a Lind 80 or 120 Watt DC adapter. This charger charges Panasonic CF-VZSU37 or CF-VZSU39 batteries. AC power can be obtained from Panasonic AC adapters CF-AA1623AM, CF-AA1653AM or CF-AA1683AM.