Elitech Vacuum Pump 12 CFM 2 Stage Intelligent Rotary Vane Vacuum Pump HVAC Touch Screen, Data Logging and Storage via App

* Intelligent Control and Prediction: Control motor and solenoid valve automatically, determine the system capacity according to the vacuum data to understand the volume of recharging refrigerants. * Vacuum Change in Graph: View the vacuum process in real-time; Predict the leakage status and job completion time * Monitoring data via App during whole process of vacuuming: Monitor data via APP during the entire vacuum process, set your desired units and log interval * Smart, Efficient & Reliable: Constantly vacuum control, oil tank and motor temperature monitoring * Easy to Use: 4" touch screen, monitoring via App. Comes with 2 bottles of vacuum oil (300ml+450ml)