Job Link� System Dual Port Manometer Probe Kit - The revolutionary new JL3KM2 Job Link� System Manometer probes give HVACR pros the freedom to work the way they want to - unrestricted by hoses, so technicians get readings from optimal locations on every system, every time. This kit allows for 1000? Wireless range - Precise placement with untethered design - All-in-one static, gas and draft pressure - Recording up to 8 readings at once in Job Link App.