1. Take the DroneMax P421A AC connector end and plug into a wall outlet / socket.
2. The LED should light up.
3. Connect your Phantom IV Series drone batteries to the side of the charging cables with the matching
connectors.
4. Connect the other end of the charging cable to the charging port on the DroneMax P421A.
5. Your drone batteries should start charging.
6. You will be able to charge, 1, 2 or 3 Phantom IV Series batteries simultaneously.
7. The LED display will rotate through each of the charging port and display the corresponding voltage
and the charging amperage.
1. Ensure that the DroneMax P421A is plugged into the wall outlet/socket.
2. Connect the one-to-two battery charging cable (matching the connector ends).
3. Then plug the other end of the battery charging cable into battery charging port on the DroneMax P421A.
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How to Charge the Phantom IV Series Drone Batteries
How to Charge the Phantom IV Remote
1. Ensure that the DroneMax P421A is plugged into the wall outlet/socket.
2. Connect your device(s) to your USB charging cable(s).
3. Then plug the other end of the USB cable into one of the USB ports on the DroneMax P421A.
1. While charging, please do not use any material to cover the DroneMax P421A or the Phantom IV drone
batteries. This will allow continuous and proper heat dissipation.
2. Avoid contact with any liquid. Do not charge or leave the DroneMax P421A in the rain or near any source of
moisture, indoors or outdoors.
3. The operating range of the DroneMax P421A is from 23 to 104 °F (-5 to 40 °C). Do not operate the unit at
below or above the range of temperatures.
4. Do not attempt to disassemble the DroneMax P421A, it not only voids the product warranty, it may cause
electrical shock.
5. Do not charge drone batteries right after flight. Allow drone batteries to cool down before attempting to
charge. The drone battery circuitry often will not allow charging immediately after use in flight.
6. Please be aware, often, when the battery level is above 90%, the DroneMax P421A may not charge the
battery. This is a built-in protection function of the drone batteries.
How to Charge USB Devices
DroneMax
®
Safety Guidelines
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Copying or reproduction without permission from Energen are strictly prohibited.
All trademarks are the property of their respective owners.
Designed in USA. Assembled in China.
* Typically the drone batteries will be over 95% capacity after 80 minutes of charging. The last 5% will take
disproportionally long. It is not necessary to wait that long to use your drone batteries.
