FIELDPIECE Wireless Charge & Air Test Probe KitFIELDPIECE Wireless Charge & Air Test Probe Kit JL3KH6 This FIELDPIECE JL3KH6, Wireless Charge & Air Test Probe Kit allows you to take a full system snapshot quickly + easily with superior distance within a 100 m connectivity! That means you can see what your Air Handler or Evaporator is doing while you are at the condensing unit. The Kit consists of: 2 x Pressure probes for discharge & suction pressure 2 x Pipe clamps for liquid line sub cooling &