IFI FPMS-L7-2-18G Field Probe Monitoring System 133752498242 but up and down arrows

but up and down arrows don't seem to do anything

Manufacturer Agilent Model Number E3649A SKU 19-67648 Ref 23-96362

Includes Current Transducer as pictured

Manufacturer Apple Model Number A1224 SKU 19-52307 Ref 23-73989

Includes only the HDMI to HDMI Scaler

IFI FPMS-L7-2-18G Field Probe Monitoring System 133752498242 but up and down arrowsCondition Used Description Field Probe Monitoring System was tested working on site, see photos for unit powered on. Unit has scuffs and scratches from previous use and handling. Includes unit only. Comes as shown in images. Photos of actual item for sale. Unit is on hand and ready to ship. Please feel free to message us any question you may have. Specifics Manufacturer IFI Model Number FPMS L7 2 18G SKU 19 25045 Ref 23 37057