Use this adapter to connect an extra two batteries to the stickman wire.

or

Use this adapter to run your Milwaukee M12 Heated Jacket with a MotionHeat battery. This adapter can be used on the male plug of the stickman to connect to your Milwaukee jacket when you have both batteries connected.

If wish to run your MotionHeat gloves with the Milwaukee battery, simply connect the male end to the battery and one of the female ends to the jacket.