1. Pure aluminum mold, strong resistance to pressure, no rust, and effective prevention of scratches.

2. Butterfly nut, no tools, hand-tightening and disassembly, sealing film, convenient and quick

3. Porous heat dissipation makes the machine run more stable

4. When the tray touches the switch, the machine will automatically press down the seal, when the tray leaves the switch, the machine will automatically stop, press down to ensure that the seal is completed at one time.

5. Double connecting rod, stable and firm, and sealing more precise.

6. Push the tray handle, push and pull the tray more easily, convenient and fast.