The EVO4s Speed Sensor Splitter Lead. 712 male Connector splitting to two 719 4 Pin female connectors. Aim loggers support up to two speed sensors.
The Aim EVO4 and EVO4S data logger can support up to two speed sensors that need to be connected to a dedicated connector, labelled Speed. To connect both speed channels you need this optional split cable
Part number is: V02549030.