These portable power supplies are an excellent way to power your avionics on the ground while you train or practice in the cockpit. Especially helpful in learning how to operate glass cockpit avionics and panel mount GPS units.
To use the Portable Power Supply plug the cord into an AC wall outlet, and then connect the Piper style plug into the external power receptacle on your aircraft. Furnished with Piper style plug. Manufactured in U.S.A.
This unit can also be used as a battery charger, by using the battery clip adapter which is provided with the unit.

Features
- Charge control: constant current charge to a constant voltage then to a float standby.
- Current Limiting.
- Fully automatic 3 stage charger can be left on the battery in maintaining/float mode.
- Can be set for any type lead acid battery, including conventional, maintenance free, deep cycle, gelled-type, valve regulated batteries.
- Continuous - 100% duty cycle.
- Low voltage start: will start charging a deeply discharged battery with terminal voltage less than 4 volts.
- Reverse polarity and short circuit proof.
- Aluminum caset.