The Testo 565i smart vacuum pump delivers 7 CFM (198 L/min) and integrates with the testo Smart App and 552i micron gauge for fully automated evacuation. When the target vacuum is reached the pump stops automatically and initiates a decay test. Auto shutoff prevents vacuum loss on power failure. Oil inspection window, easy oil change. A2L/A3 refrigerant compatible for maximum safety. Bluetooth connectivity, IP54.