The Robinair AC1234-9 Connected R-1234YF ACS Machine recovers, recycles, evacuates, leak-tests and recharges R-1234yf with 98.5% efficiency. The new design features a large 10" capacitive touch LCD display, and automated features including automatic internal refrigerant refill, oil drain and refrigerant identification. Full wireless capabilities for Wi-Fi or Bluetooth communication, which enables automatic machine software updates. Use Mopria Print Service wireless printing to print A/C service summary reports for customers or insurance companies. The Wi-Fi-capable machine also effectively manages and stores machine metrics and data related to services performed with the ACS machine to include in vehicle service reports. For additional information please see Robinair AC Comparison digital asset. For replacement filter see part# 34724.