12 Volt 30 Amp Aircraft Ground Power Supply Unit and Charger Combo with Cessna Style Oval 3-Pin Plug. Ground Power and Charger 2 in 1 Design with High Quality Charger.
Ideally for Ground Training without Draining Battery as Well as Battery Charge-up and Maintaining. End Plug is Oval 3-Pin (see the last image in listing).
For 12 Volt System Only. Do NOT use on 24 volt system.