Safely power devices that use a 4-pin XLR male power connector with this 28" SafeTap Connector Cable to 4-Pin XLR Cable from IndiPRO Tools. Using a revolutionary Safetap Connector this cable will ensure the protection of your equiptment with this Patented technology. Built-in intelligence monitors for reverse polarity, over/under voltage, short circuits and prevents battery deep discharge. The cable is designed and pre-tested to maintain industry standard polarity of pin-4 positive and pin-1 negative when plugged into a D-Tap power source.