This short 4 pin patch lead is to suit SD and GP detectors.It can be used with our Busy B CRV wireless system.4 Pin Patch Lead$40.00PriceOut of StockPRODUCT INFOThe 4 pin short patch lead is intended to be used with our Busy B CRV Wireless battery system or our GPX battery converter. It is made using quality cable and quality 4 pin gold plated connectors. RETURN & REFUND POLICY12 month warranty. You pay shipping costs. SHIPPING INFOShipped via Australia post satchel with tracking.