• Customizable exclusive exercise courses (with the ability to set and remember specific vacuum levels, holding time, and intelligent air extraction frequency) • All exercise data is clearly displayed on the LCD screen. • The vacuum pump + converter is applicable to all products with vacuum valves. • Even after disconnecting the hose and the pump, the cup can still maintain vacuum. • Two connection methods: The pump can be directly connected to the cup or connected through a silicone hose.