Description • MG400 Accessory – Mini Vacuum Pump Box • Provides a convenient vacuum source for vacuum suction cups • Protection Grade: IP20 • Noise Level: 65 dB • Control Method: I/O • Air Pressure Range: -70 ~ 110 kPa The Mini Vacuum Pump is an accessory for the MG400 and M1 that provides a convenient vacuum source for vacuum suction cups. The vacuum pump box provides air pressure range between -70 ~ 110 kPa and comes with IP20 protection grade and 65 db noise level.