Product Name : YSI 400 Sieries Temperature adapter probes  6.3 mono plug>> rectangle 2pin ,for use with disposable probes

compatible with Philips A3 Series monitor ,Intrument :M3926A,M3927A,M3928A,M3929A; Marquette 7000/7010,GE Eagle,Solar,Tram,Tramscope,MAC-Lab systems.