This DIY cord is for powering Mark 2 or charging Mark 2 battery directly from your own 24V power source.
Standard voltage: 24V
Standard current: 10A
Pins on GX16-4 connector:
Pin 1 is the positive electrode and Pin 3 is the negative electrode,
Pin 2 and Pin 4 are open.
This is different from the connectors for Mark 1.

The adapter comes with the MARK 2 air conditioner. But if you want one more to charge the 24V MARK 2 battery separately while using the original one powers the system of ZERO BREEZE air conditioner MARK 2, then you can buy it.
It works on any standard voltage worldwide (100V - 240V AC input). RoHS, CE, and FCC compliant.
The wall connector is for the standard of the US.

Main Function
Power the Mark 2 AC with one or two Mark 2 batteries in parallel while being able to be charged by the 24v power adapter or 24v solar panels.

Specification:
Charging Input: GX16-4 aviation connector, voltage range: 21-27V
Output voltage: The higher output voltage from the optional two batteries.

The Mark 2 Battery is a high-capacity, rechargeable battery designed for use with a wide range of devices. It features a compact and lightweight design, making it easy to carry with you wherever you go.